Questions tagged [trigonometry]

For challenges where trigonometry plays an important role.

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6
votes
2answers
637 views

Make a Surfin' Word

Your goal is to map a piece of text to a sine curve of the form: a sin ( mx - b ) Where a and m are non-zero rational numbers, b is a rational number, and the calculations are in radians. It ...
16
votes
3answers
539 views

Regular Polygrams

Given the number of vertices n ≥ 3 and the "step size" 1 ≤ m < n/2 (indicating the distance between two connected vertices), ...
44
votes
46answers
8k views

A single pixel moving in a circular path

This is a graphical output challenge where the task is to give the shortest code per language. Task Your code should plot a single purple pixel (hex value #800080 or rgb(128, 0, 128)), moving ...
31
votes
19answers
5k views

Draw a graph of \$y=(-n)^x\$

Challenge Given an input of an integer, \$n\$ (where \$0<n<50\$), output the graph of \$y=\mathrm{Re}((-n)^x)\$ from \$x = -3\$ to \$x = 3\$ inclusive. Where \$\mathrm{Re}(p)\$ is the real ...
24
votes
14answers
3k views

Are my triangles similar?

Given (in any structure; flat list, two lists of lists, a tuple of matrices, a 3D array, complex numbers,…) the coordinates for two non-degenerate triangles ...
8
votes
3answers
2k views

Help me with trigonometry!

Thank you guys so much for your help with calculus. Now I need some help with my upcoming trigonometry test. On the test, I'll need to simplify expressions. I’ll be given input like ...