2 ms·
Also related: doi:10.1007/s00010-003-2700-z f(x)f(y)f(z) = f(x) + f(y) + f(z) sort of implies f(x) is tan(x) -- it's actually tan(kx + (1-k) pi/3).
by chx 4y ago
Also related: doi:10.1007/s00010-003-2700-z
f(x)f(y)f(z) = f(x) + f(y) + f(z) sort of implies f(x) is tan(x) -- it's actually tan(kx + (1-k) pi/3).
- chx 4y agoSorry I left out the condition of x + y + z = π