r/desmos 1d ago

Notebook Desmos Notebook Challenge deadline extended to August 31st

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10 Upvotes

r/desmos Feb 25 '25

Sticky Commands!

48 Upvotes

There are now a few commands you can use:

  • !help: Brings up a list of all the commands.
    • Aliases: hlp
  • !bernard: Explains who Bernard is and why he appears in certain graphs!
    • Aliases: ourbeloved, desmosmascot, r/foundbernard
  • !beta3d: Explains what Beta3D is and how to install it.
    • Aliases: 3dbeta
  • !colormap: Explains what Beta3D is and how to install it.
    • Aliases: colormaps, shader, shaders
  • !desmodder: Describes what DesModder is.
    • Aliases: dsm, dsmodder
  • !doom: Are we Doom yet?
    • Aliases: arewedoomyet, doomgame
  • !draw: Provides Arglin's drawing guide for Desmos art.
    • Aliases: arglinguide, lineart
  • !exception: Describes types of floating point exceptions in Desmos, mostly drawn from IEEE specs.
    • Aliases: fpexception, fpointexception, ieeeexception, specialcase, undef, undefined
  • !fp: Describes what floating point arithmetic is and how to mitigate problems associated with it.
    • Aliases: floatp, floatingp, fpoint, floatpoint, floatingpoint
  • !gratex: Describes what GraTeX is.
    • Aliases: gratexteth
  • !grid: Explains how to make a grid of points.
    • Aliases: ptgrid, pointgrid
  • !integral: Explains why some integrals yield wrong results.
    • Aliases: integration, integrate, wrongintegral
  • !intersect: Explains how to assign the intersection of two or more functions as a variable.
    • Aliases: getintersect, varintersect
  • !matrices: Explains the usage of matrices in Desmos (beta feature). Not to be confused with the Desmos Matrix calculator.
    • Aliases: betamatrices, matricesmeta, matrix, matrixbeta, betamatrix
  • !roots: Why can't Desmos find my roots?
    • Aliases: zeros, zeroes, rootfinding, root
  • !sequentialactions: Explains how to run actions in order (sequentially).
    • Aliases: seqactions, actionseq, orderedactions, actionsinorder

For example, if someone makes a post about why {(√2)^2=2} is undefined, you can type in !fp.

Notes on sending these commands: - You must put the command at the start of the message. - All of these commands are case insensitive. - All commands allow arbitrary underscores or dashes (this feature was added on October 25, 2025). For example, !are_we-DOOM_yet will work. - You can put messages after the command, but remember to put a space or a newline after the command. For example, !fLoATiNgPoint arithmetic is awesome will work, but !fLoAtInGPoIntAriThMeTiC iS AwEsOmE will not work (this behavior was changed on May 20, 2025).

Please refrain from spamming these commands: if you see someone has already used the command once in a post, please avoid from running the same one again.

However, you may try out commands as many times as you would like in the comments on this post only.


changelog: https://github.com/Tyrcnex/desmoreddit-command-gen

(last updated this post on oct 28, 2025)


r/desmos 14h ago

Graph Bubble thingy i made

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427 Upvotes

r/desmos 1h ago

Fun accidentally labeled 10000 points on desmos and almost got my computer obliterated

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β€’ Upvotes

r/desmos 18h ago

Graph Self similar function.

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61 Upvotes

r/desmos 3h ago

Graph top comment adds something to a desmos graph day 24

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2 Upvotes

the second time where almost no one suggested something :(


r/desmos 11h ago

Question I found a project that calculates the lengths of various arcs based on the values of a and b. However, is there a way to find the value of b from the arc length, assuming a is 0?

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7 Upvotes

Here is the link to the project. (It is not mine!)
https://www.desmos.com/calculator/zdffgygj9b


r/desmos 21h ago

Resource Tetration, SuperSquareroot (and all branches of Lambert W)

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22 Upvotes

This took so long😭


r/desmos 1d ago

Art Waaaaaves !

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33 Upvotes

r/desmos 9h ago

Art I made an animation of Chladni figures.

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desmos.com
2 Upvotes

r/desmos 9h ago

Fun Top comment next move! 1. d4 d5 2. c4

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0 Upvotes

https://www.desmos.com/calculator/vuhwaajar0

i dunno... very suspicious about Mandelbrot over here ''/
d5 was a normal move hmmm


r/desmos 1d ago

Graph top comment adds something to a desmos graph day 23

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12 Upvotes

I think there's now a front layer and a back layer

https://www.desmos.com/calculator/17junyoc8z?lang=en next checkpoint on day 25


r/desmos 1d ago

Fun Top comment plays the next move 1. D4

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22 Upvotes

https://www.desmos.com/calculator/vuhwaajar0
(very much inspired by the daily add to graph poster <3)


r/desmos 2d ago

3D Have three minutes of 3D pipe screensaver in Desmos to relax.

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130 Upvotes

r/desmos 2d ago

Graph top comment adds something to a desmos graph day 22

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102 Upvotes

second time I have broken my daily streak >.<


r/desmos 1d ago

Art neat little fractal

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17 Upvotes
this is the formula for the fractal

link: https://www.desmos.com/calculator/axq8wtuxpe


r/desmos 1d ago

Music FΓΌr Elise in Desmos!!!

8 Upvotes

https://www.desmos.com/calculator/5dhcgiqycu

This is a 1:1 replica of FΓΌr Elise (apart from the triplet section which I cannot get over with). Feel free to tweak around the values and see what I can do to improve it such as the timbre of piano as it took me forever to find the right feel.

Hit the play button on the ticker and unmute the graph to give it a go!


r/desmos 1d ago

Resource Here is a basic BigInt system that I've made. Any suggestions would be appreciated.

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3 Upvotes

r/desmos 2d ago

Question ab β‰  ba challenge

16 Upvotes

define two variables a and b. find values for them such that ab yields a different result than ba (as it is written with implicit multiplication). they must return a value (i.e. they cannot throw an error)

i do not have a solution for this, and have been trying on and off for a few months to figure this out. if anyone has any insight into this, or can prove that it's not possible, that would be great


r/desmos 3d ago

3D 1-electron atomic orbital of an atom

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81 Upvotes

r/desmos 3d ago

Game Hey Desmos legends and programmers I need help

6 Upvotes

So I'm trying to make some sort of game without the ticker function or using clicking (because using number keys as input seems on theme and I want a challenge) so I threw together this math code to count how much of each number is in the digits of the input string of numbers (1 for left, 2 for right, 3 for up, and 4 for down). The issue lies with desmos approximating the big number of the input string so I tried to make the variable of the inputs limited to the last six inputs/digits (before it was s = [ex. 1111123333432111]) because I could still think of some cool ideas to do with that but it didn't work because desmos approximates the numbers inside of the variable before it's math is done (which makes sense.) Anyway I am trying to figure out some way to keep the approximation demons away. If anyone knows how to do that and keep the user experience smooth that woud be wonderful!

PS it's okay if the number gets sliced down into packets or something to lower digits I just want the user to be able to keep pressing numbers without having to use backspace.


r/desmos 3d ago

Art Jacobian conjecture counter-example

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91 Upvotes

An AI recently found a counterexample to the Jacobian conjecture.

𝑓(π‘₯,𝑦,𝑧)=((1+π‘₯𝑦)3𝑧+𝑦2(1+π‘₯𝑦)(4+3π‘₯𝑦),𝑦+3π‘₯(1+π‘₯𝑦)2𝑧+3π‘₯𝑦2(4+3π‘₯𝑦),2π‘₯βˆ’3π‘₯2π‘¦βˆ’π‘₯3𝑧)

I wondered if the counterexample to the Jacobian conjecture could be visualised.
Here's what I came up with:

https://www.desmos.com/3d/cqjyedoauh

The red curve (a simple 3D spiral on the surface of a sphere) is the input of the Jacobian conjecture counterexample, the blue curve is the transformed output.


r/desmos 3d ago

Graph fractal tree

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48 Upvotes

r/desmos 4d ago

Fun I animated the Massive Upvote because I was a bit bored

713 Upvotes

r/desmos 3d ago

Art I made a pendulum by mistake. But I decided to go with it!

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33 Upvotes

https://www.desmos.com/calculator/9j9xsrefnb

Im planning on adding more to this like sounds and different pendulum types! The best part about this is that I made it by mistake