The only change I would make is not to give the option of jumping over the ARRAY. This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository. Consider for example the following array containing integer values. This will crash your program as soon as you manage to compile it. Affordable solution to train a team and make them project ready. ;total number of elements minus the current pass number. inc bx In this program we will see how to sort array elements in ascending order. Bubble sort belongs to O(n 2 ) sorting. circuitsenses / sort.s Last active 10 months ago Star 7 Fork 0 Code Revisions 2 Stars 7 Embed Download ZIP Bubble sort ARM assembly implementation Raw sort.s AREA ARM, CODE, READONLY CODE32 PRESERVE8 EXPORT __sortc ; r0 = &arr [0] ; r1 = length __sortc o The data for the sort is defined between DATA_B and DATA_E o The Bubble sort is easy to understand and implement. Hence Bubble sort algorithm is an in-place algorithm. Redoing the align environment with a specific formatting, Trying to understand how to get this basic Fourier Series. mov ah,2 This is a handy Sort Utility intended to be called from Basic and allows you to sort almost anything that can fit in your computer's memory. 1 8085 program to convert a BCD number to binary, 8085 program to find the element that appears once, 8085 program to find maximum and minimum of 10 numbers, 8085 program to search a number in an array of n numbers, 8085 program to find maximum of two 8 bit numbers, 8085 program to convert an 8 bit number into Grey number, 8085 program to find the factorial of a number. Follow Up: struct sockaddr storage initialization by network format-string. mov dl,array[si+1] 2016 The following example shows how you can use a bubble sort in Assembly language to sort some numbers: .386 .model flat,stdcall option casemap:none .data example_data db 1,3,4,5,2,5,7,4,6,0 num_of_elements db 10 .code start: mov eax, dword ptr[num_of_elements] ;whatever the programmer entered dec eax ;less one (since 10 elements = 0-9) mov dword ptr[num_of_elements], eax ;save the new value lea . Background Context. i have problem in this code it is not showing requires result of bubble sorting of an array. Rizwan Ali 14093122-036. Its adaptability to different types of data. It's called www.HelpWriting.net So make sure to check it out! At pass n-1 : Number of comparisons = 1 Number of swaps = 1, Now , calculating total number of comparison required to sort the array= (n-1) + (n-2) + (n-3) + . If there is need to include any other functionality then it must be in pure C. You must only write a single block of inline assembly, though it can be in a separate sub-function if you want. Bubble Sorting in Assembly Language 8086 | Array Sorting. Language Click here to review the details. Bubble sort is often one of the first sorting algorithms people learn. Now, during second iteration it should look like this: Now, the array is already sorted, but our algorithm does not know if it is completed. Because of its simplicity. Sorting is the process of arranging data in an ascending or descending order. Create your own unique website with customizable templates. Add to Cart. TONATIUH Weve updated our privacy policy so that we are compliant with changing global privacy regulations and to provide you with insight into the limited ways in which we use your data. Repeating this outer loop for all elements results in the array being sorted in ascending order. 5. Get the first value in A - register. In this program we will see how to sort a block of bytes in ascending order using bubble sorting technique. 1. Briefly describe the purpose of each layer of the Internet protocol hierarchy. It then proceeds using the bubble sort algorithm also written in assembly language to sort the tables according to the number of goals scored and finally displays the result. Below is the implementation for the above approach: The worst-case condition for bubble sort occurs when elements of the array are arranged in decreasing order.In the worst case, the total number of iterations or passes required to sort a given array is (n-1). It is a very simple construct which introduces the student to the fundamentals of how sorting works. Previous Post 8086 Assembly Program to Count Number of 0's and 1's from a String Next Post 8086 Assembly Program to Sort Numbers in . Write8085 Assembly language program to sort numbers in ascending order where n number of numbers are stored in consecutive memory locations starting from 8041H and the value of n is available in memory location 8040H (Using BUBBLE sort). Loop inputs, nextcomp: 0011000000001001 4-bits (Opcodes): 0011 is ADD 12-bits (Address field): 000000001001 is 7 So, the assembly language of this is: ADD 7 2. Learn more. How to sort an ArrayList in Java in ascending order. In many languages like C, printing out is fairly trivial. You signed in with another tab or window. The following assembly program implements the Bubble Sort matching the pseudo code algorithm in the previous section. It is not efficient for large data sets, because it requires multiple passes through the data. It is easier to understand and write than any other assembly language. C:\Users\Admin\Desktop\googledrive\assembly\assembly-bubble-sort>fasm soccer_players.asm ; Coz we can't use two memory locations in xchg directly. Bubble Sort. The list is randomly generated set of 100 numbers. This is comparison based sort. int 21h Weve updated our privacy policy so that we are compliant with changing global privacy regulations and to provide you with insight into the limited ways in which we use your data. For the 2nd and 3rd errors the CH and CL registers cannot be used for addressing memory. Not the answer you're looking for? What video game is Charlie playing in Poker Face S01E07. I can't understand what is the problem with this code: For the 1st error you forgot to type a comma between the register and the immediate. The worst case occurs when an array is reverse sorted.Best Case Time Complexity: O(N). The anchor and writer. Now customize the name of a clipboard to store your clips. Publisher - The Encarta is the Blog that can help anyone. Please include some explanations in your answer and use the correct syntax highlighting. is there a better way to code this? You do this by adding 4 spaces in front of each line. Algorithm - Load size of list in C register and set D register to be 0 8 Habits That Will Make You A Good Essay Writer, A Brief Guide on Workers Compensation Lawyers in, The Importance of Advanced Training Machines and Devices in, The Perfect Gift Solution: Why Gift Hampers are the Ultimate. Hence it is best to check if the array is already sorted or not beforehand, to avoid O(N2) time complexity. I am now displaying the previous table sorted in ascending order according to the number of goals scored by the player. A sort of alternate bookkeeping was undertaken, whereby the huge deficits of his grand story (Gallipoli, the calamitous return to the gold standard, his ruling-class thuggery against the labor movement, his diehard imperialism over India, and his pre-war sympathy for fascism) were kept in a separate column that was sharply ruled off from "The . Next element 1 (now 55) is compared with element 2 (13), and they are swapped since 55 > 13. This program written in assembly language displays in a tabular form the name, team and goals scored at a club level of some of the top soccer players in the world. By whitelisting SlideShare on your ad-blocker, you are supporting our community of content creators. Use SI, DI, or BX instead. www.HelpWriting.net This service will write as best as they can. It's free to sign up and bid on jobs. In ith pass the ith largest element will be placed at the end. I tried to generate assembly version of the following c code: Code: [Select] for (k=0;k<n;k++) { ptr=0; while (ptr<=n-k) { if (data [ptr]>data [ptr+1]) do swap ptr++; } } The following NASM code is: Code: [Select] section .data msg db "%d" four dd 4 msga db "%d ",0 It is used in practice once in a blue moon and its. Bubble Sort is a simple algorithm which is used to sort a given set of n elements provided in form of an array with n number of elements. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. The SlideShare family just got bigger. Sorting is the process of arranging data in an ascending or descending order. 8085 Program to perform selection sort in ascending order, 8085 Program to perform bubble sort in ascending order, How to sort an ArrayList in Ascending Order in Java. How can I check before my flight that the cloud separation requirements in VFR flight rules are met? Learn more, 8086 program to sort an integer array in descending order, C program to sort an array in an ascending order, Java Program to Sort Array list in an Ascending Order, Golang Program To Sort An Array In Ascending Order Using Insertion Sort, C program to sort an array of ten elements in an ascending order, Python program to sort the elements of an array in ascending order, Golang Program To Sort The Elements Of An Array In Ascending Order, Swift Program to Sort the Elements of an Array in Ascending Order, C++ Program to Sort the Elements of an Array in Ascending Order. i am a newbie to this community and your feedback was without any doubt very helpful! In reading the history of nations, we find that, like individuals, they have their whims and their peculiarities; their seasons of excitement and recklessness, when they care not what they do. 3. Omelette Maker. It was derived from the BCPL, and the name of the b language is possibly from the BCPL contraction. Looks like youve clipped this slide to already. Please mov [bx],al How do I check if an array includes a value in JavaScript? M.Zunair 14093122-035 Yes, Bubble sort performs the swapping of adjacent pairs without the use of any major data structure. Bubble sort starts with very first two elements, comparing them to check which one is greater. Why are Suriname, Belize, and Guinea-Bissau classified as "Small Island Developing States"? Instant access to millions of ebooks, audiobooks, magazines, podcasts and more. Write 8086 Assembly language program to sort the elements in a given array, which is starts from memory offset 501. (89) C $24499. Best Case Time Complexity: O(n). If nothing happens, download GitHub Desktop and try again. What sort of strategies would a medieval military use against a fantasy giant? This algorithm is not suitable for large data sets as its average and worst-case time complexity is quite high. . It's free, informative, and full of knowledge. Staging Ground Beta 1 Recap, and Reviewers needed for Beta 2. C:\Users\Admin\Desktop\googledrive\assembly\assembly-bubble-sort>soccer_players.exe. . In one of the classes I teach, we end up writing assembly language programs. Clipping is a handy way to collect important slides you want to go back to later. manudatta / bubblesort.mips.s Created 11 years ago Star 7 Fork 6 Code Revisions 2 Stars 7 Forks 6 Embed Download ZIP Bubble sort in MIPS assembly. Where $s4 is 4 times the index that you want to access (because of the size of ints). A bubble sort is also known as a sinking sort. Category: assembly language; Platform: Visual Basic; File Size: 4KB; Update: 2014-12-05; Downloads: 0; Bubble sort on array on Assembly Language, on modern Intel CPUs, you'll get partial-register merging slowdowns, How Intuit democratizes AI development across teams through reusability. Group Members Initialize HL pair as memory pointer. Run a nested for loop to traverse the input array using two variables, In the function, create a variable called , Create a for loop that iterates through the array starting at index, Within the for loop, compare the current element with the next element in the array, If the current element is greater than the next element, swap their positions and set . The flexibility of the Sort should cover many applications. I wrote a program of bubble sort in NASM. This second table, basically another array in memory, lists another group of top soccer players along with the team they are playing on and the total number of goals scored at club level. ESPINDOLA Write an Assembly Language Program to arrange given numbers in ascending order . Yes, the bubble sort algorithm is stable. Loop (for each) over an array in JavaScript. :ARIEL bubble sorting of an array in 8086 assembly language. 3 passes, 4096 bytes. sign in How do you sort an array in C# in ascending order? I can make students and display their information, but I cannot sort them. b. Bubble sort is a simple and well-known sorting algorithm. bubble sorting of an array in 8086 assembly language 1 of 18 bubble sorting of an array in 8086 assembly language Sep. 07, 2016 4 likes 21,006 views Download Now Download to read offline Engineering assembly language programming and organization of the ibm pc by ytha yu (chapter 10 q.6) Bilal Amjad Follow Research Student Advertisement Thank you @SepRoland for the feedback. Random Access Memory (RAM) and Read Only Memory (ROM), Set C register with number of elements in list, If accumulator is less then jump to NEXTBYTE, If accumulator is equal then jump to NEXTBYTE, Load size of list in C register and set D register to be 0, Decrement C as for n elements n-1 comparisons occur, Load the starting element of the list in Accumulator, If accumulator is less than or equal to the next element jump to step 8, If C>0 take next element in Accumulator and go to point 4, If D=0, this means in the iteration, no exchange takes place consequently we know that it wont take place in further iterations so the loop in exited and program is stopped. str1 db 0dh,0ah,Bubble Sorted: $ Please format the code. Grading breakdown for this assignment: 6. This example will introduce an algorithm, the Bubble Sort, for sorting integer data in a array. We've encountered a problem, please try again. Algorithm: Start with an array of unsorted numbers; Define a function called "bubbleSort" that takes in the array and the length of the array as parameters In the function, create a variable called "sorted" that is set to false Create a for loop that iterates through the array starting at index 0 and ending at the length of the array -1; Within the for loop, compare the current element . Setting up a correlation between variables in your C program and registers in your assembly program can make the translation process much easier and faster. Copy it in D - register (for bubble sort (N-1) times required) 4. GitHub Instantly share code, notes, and snippets. Any help is fantastic! The array would look as follows. The bubble sort works by comparing each item in the list with the item next to it, and swapping them if required. Can archive.org's Wayback Machine ignore some query terms? Problem Statement. . They both presented interesting challenges and I learned a lot about writing in assembly. A tag already exists with the provided branch name. venmo password reset not working The sorting algorithm used was bubble sort. We've encountered a problem, please try again. assembly language programming and organization of the ibm pc by ytha yu (chapter 10 q.6). Bubble sort takes minimum time (Order of n) when elements are already sorted. A bubble sort makes use of an array and some sort of "swapping" mechanism. In computer graphics, it is popular for its capability to detect a tiny error (like a swap of just two elements) in almost-sorted arrays and fix it with just linearcomplexity (2n). Is it correct to use "the" before "materials used in making buildings are"? This page titled 9.4: Bubble Sort is shared under a CC BY 4.0 license and was authored, remixed, and/or curated by Charles W. Kann III. There was a problem preparing your codespace, please try again. Add to Wish List. To review, open the file in an editor that reveals hidden Unicode characters. Did you know that 'code-only' posts like yours, don't count as answer? Abdul Rauf 14093122-029 Bubble Sort: Quick Sort: It is easy to see that quick sort takes much less time to execute than bubble sort. This process continues until a complete pass has been made through the array. Example: It is used in a polygon filling algorithm, where bounding lines are sorted by their x coordinate at a specific scan line (a line parallel to the x-axis), and with incrementing y their order changes (two elements are swapped) only at intersections of two lines (Source: Wikipedia). When i = 0, with the j loop, the largest element of the array reaches its correct position. Assignment 1 week 1 Page 7 . Bubble Sort algorithm in Assembly Language Apr. A bubble sort is generally considered to be the simplest sorting algorithm. Tap here to review the details. An Experiment to Determine and Compare Practical Efficiency of Insertion Sort CS8451 - Design and Analysis of Algorithms, Handbook-for-Structural-Engineers-PART-1.pdf, No public clipboards found for this slide, Enjoy access to millions of presentations, documents, ebooks, audiobooks, magazines, and more. Are you sure you want to create this branch? Enjoy unlimited access on 5500+ Hand Picked Quality Video Courses. 32-bit MIPS assembly language will be used as example for But it shows segmentation fault. Just like the movement of air bubbles in the water that rise up to the surface, each element of the array move to the end in each iteration. Fruit Vegetables Potato Sorting Date Washing Machine Green Onion Carrot Bubble Machine, Find Details and Price about Air Bubble Washing Machine Tomato Strawberry Washing Machine from Fruit Vegetables Potato Sorting Date Washing Machine Green Onion Carrot Bubble Machine - ZHENGZHOU TAIZY MACHINERY CO., LTD. print: How can I remove a specific item from an array in JavaScript? Activate your 30 day free trialto unlock unlimited reading. And last but not least, the answer to the question who is the best soccer player on the planet is no other than Lionel Messi. Now, let's see the working of Bubble sort Algorithm. Even among simple O (n2) sorting algorithms, algorithms likeinsertionsort are usually considerably more efficient. Prerequisite Bubble SortProblem Write an assembly language program in 8085 microprocessor to sort a given list of n numbers using Bubble Sort. Not so in assembly. Do roots of these polynomials approach the negative of the Euler-Mascheroni constant? Sorry Linux users! How do I align things in the following tabular environment? The best case occurs when an array is already sorted.Auxiliary Space: O(1). The following approach has two loops, one nested inside other so-. I need to Bubblesort an unorganized array with 7 integers from biggest to smallest so it would look like 9,6,5,4,3,2,1. A tag already exists with the provided branch name. The size of the series is stored at memory offset 500. I am using the FASM assembler on Windows. 2 + 1= (n-1)*(n-1+1)/2 { by using sum of N natural Number formula }= n (n-1)/2, Total number of swaps = Total number of comparisonTotal number of comparison (Worst case) = n(n-1)/2Total number of swaps (Worst case) = n(n-1)/2, Worst and Average Case Time Complexity: O(N2). I have no clue what I'm doing here with the assembly code, The answer from user3144770 is great. 14, 2017 2 likes 8,719 views Download Now Download to read offline Engineering Bubble Sort algorithm implemented in Assembly Language for Freescale HCS08 family chips using Code Warrior. Since your array is defined as words you must treat it as such! Dragos . Bubble Sort algorithm implemented in Assembly Language for Freescale HCS08 family chips using Code Warrior. This example will introduce an algorithm, the Bubble Sort, for sorting integer data in a array. to use Codespaces. array db 10dup(0), inputs: A Computer Science portal for geeks. By accepting, you agree to the updated privacy policy. Bubble sort algorithm. Muharam Ali 14093122-033 Library implementations of Sorting algorithms, Comparison among Bubble Sort, Selection Sort and Insertion Sort, Sort an array using Bubble Sort without using loops. Instant access to millions of ebooks, audiobooks, magazines, podcasts and more. 2023 - The Encarta - The Digital Encyclopedia. How to insert an item into an array at a specific index (JavaScript), Sort array of objects by string property value. It does not require any additional memory space. Also remove all of the blank lines. Due to its simplicity, bubble sort is often used to introduce the concept of a sorting algorithm. You can read the details below. The LibreTexts libraries arePowered by NICE CXone Expertand are supported by the Department of Education Open Textbook Pilot Project, the UC Davis Office of the Provost, the UC Davis Library, the California State University Affordable Learning Solutions Program, and Merlot. And while I explain the (sometimes very relative) benefits of writing assembly language, I use bubble sort as an example where even carefully crafted assembly language doesn't mean much: it's a bad algorithm to start with. A-143, 9th Floor, Sovereign Corporate Tower, We use cookies to ensure you have the best browsing experience on our website. The following table lists the names of some of the top soccer players along with the team they are playing on and the total number of goals scored at club level. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. It appears that you have an ad-blocker running. By using our site, you So you do not need to waste the time on rewritings. ; if al is less than [si+1] Skip the below two lines for swapping. Bubble Sort in Risc-V assembly Watch on Previous Post The Heart of RISC-V Software Development is Unmatched (video) | SiFive You signed in with another tab or window. Compare it with the value at next . Reply. The SlideShare family just got bigger. Search for jobs related to 7 segment display program in assembly language or hire on the world's largest freelancing marketplace with 22m+ jobs. I need to Bubblesort an unorganized array with 7 integers from biggest to smallest so it would look like 9,6,5,4,3,2,1. Is there a proper earth ground point in this switch box? This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. The bubble sort sorting algorithm implemented in assembly language. After each iteration, if any swaps were made it iterates again. Ariel Tonatiuh Espindola Follow Telematics Student at IPN, Mexico Advertisement Advertisement Recommended Application: This layer deals with the protocols used by the actual applications through which the communication is taking place. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Free access to premium services like Tuneln, Mubi and more. So on and so forth. It is not a stable sorting algorithm, meaning that elements with the same key value may not maintain their relative order in the sorted output. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions. Sorting algorithms/Selection sort - Rosetta Code Task Sort an array (or list) of elements using the Selection sort algorithm. Find centralized, trusted content and collaborate around the technologies you use most. The inner loop passes once through the data comparing elements in the array and swapping them if they are not in the correct order. Student at Vidyavardaka First grade College , Sheshadri Road, Do not sell or share my personal information, 1. Introduction To MIPS Assembly Language Programming (Kann), { "9.01:_Heap_Dynamic_Memory" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "9.02:_Array_Definition_and_Creation_in_Assembly" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "9.03:_Printing_an_Array" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "9.04:_Bubble_Sort" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "9.05:_Summary" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "9.06:_Exercises" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, { "00:_Front_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "01:_Introduction" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "02:_First_Programs_in_MIPS_Assembly" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "03:_MIPS_Arithmetic_and_Logical_Operators" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "04:_Translating_Assembly_Language_into_Machine_Code" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "05:_Simple_MIPS_Subprograms" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "06:_MIPS_Memory_-_the_Data_Segment" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "07:_Assembly_Language_Program_Control_Structures" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "08:_Reentrant_Subprograms" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "09:_Arrays" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()", "zz:_Back_Matter" : "property get [Map MindTouch.Deki.Logic.ExtensionProcessorQueryProvider+<>c__DisplayClass228_0.b__1]()" }, [ "article:topic", "license:ccby", "showtoc:no", "authorname:ckann", "licenseversion:40" ], https://eng.libretexts.org/@app/auth/3/login?returnto=https%3A%2F%2Feng.libretexts.org%2FBookshelves%2FComputer_Science%2FProgramming_Languages%2FIntroduction_To_MIPS_Assembly_Language_Programming_(Kann)%2F09%253A_Arrays%2F9.04%253A_Bubble_Sort, \( \newcommand{\vecs}[1]{\overset { \scriptstyle \rightharpoonup} {\mathbf{#1}}}\) \( \newcommand{\vecd}[1]{\overset{-\!-\!\rightharpoonup}{\vphantom{a}\smash{#1}}} \)\(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\) \(\newcommand{\id}{\mathrm{id}}\) \( \newcommand{\Span}{\mathrm{span}}\) \( \newcommand{\kernel}{\mathrm{null}\,}\) \( \newcommand{\range}{\mathrm{range}\,}\) \( \newcommand{\RealPart}{\mathrm{Re}}\) \( \newcommand{\ImaginaryPart}{\mathrm{Im}}\) \( \newcommand{\Argument}{\mathrm{Arg}}\) \( \newcommand{\norm}[1]{\| #1 \|}\) \( \newcommand{\inner}[2]{\langle #1, #2 \rangle}\) \( \newcommand{\Span}{\mathrm{span}}\)\(\newcommand{\AA}{\unicode[.8,0]{x212B}}\), status page at https://status.libretexts.org.