Non-Euclidean Dreamer

Non-Euclidean Dreamer

@noneucldreamer.bsky.social

Math Teacher and Parent by Day, Creative Coder by Night

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Non-Euclidean Dreamer reposted

I model these symmetry groups with matrices. But how can I write a translation as a matrix? My trick is to shift the plane into the 3d dimension, then the matrix (1 0 1 0 1 0 0 0 1) acts as a translation in x-direction on that affine plane. Here we have D_infinity.

I model these symmetry groups with matrices. But how can I write a translation as a matrix? My trick is to shift the plane into the 3d dimension, then the matrix (1 0 1 0 1 0 0 0 1) acts as a translation in x-direction on that affine plane. Here we have D_infinity.