Change your frequency, and all things follow.

Fourier Challenge

Mission: find the hidden Fourier coefficients that produced the target pattern. Click to create a coefficient (and its Hermitian partner). Drag before releasing to place it like a true Fourier ninja.

Select difficulty. Survive 10 rounds.

Weekly high scores
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Inverse FFT mind-reading department

Fourier Challenge

Score:0
Round:0/10
Difficulty:---
Coefficients:0/0
Time left:-- s

Fourier domain and pattern arena

click + drag + enter/double-clickReproduce the target pattern
Place coefficients here | ℱ
Score 0
Round 0/10
Coeff 0/0
Time -- s
Your pattern
Your pattern
Target pattern

Mission computer

awaiting coin
> Fourier idling... > Choose a difficulty to energize the reciprocal space.

Round history

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