Comment by Misanthropist on Trust in Math · 2008-01-18T01:42:14.000Z · LW · GW

Taking the principal determination for the log, find the error.

log[x^2] = log[ (-x)^2)]

2 log[x] = 2 log[-x]

log [x] = log [-x]

log[x] - log[-x] = 0

log[1] - log[-1] = 0

0 - iPi = 0

iPi = 0