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A comment on Modular forms, the ‘fifth fundamental operation’ of math. Parent comment
rotate45(rotate45(0deg)) = 90deg
sqrt2 * (sqrt2 * (1)) = 2
Length 2 in 90deg direction is 2i
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rotate45(rotate45(0deg)) = 90deg
sqrt2 * (sqrt2 * (1)) = 2
Length 2 in 90deg direction is 2i