Prove All Numbers are Equal
Choose any two number a and b,
Let t = a + b.
Then
a + b = t
(a + b)(a – b) = t(a – b)
a^2 – b^2 = ta – tb
a^2 – ta = b^2 – tb
a^2 – ta + (t^2)/4 = b^2 – tb + (t^2)/4
(a – t/2)^2 = (b – t/2)^2
a – t/2 = b – t/2
a = b
So all numbers are the same, and math is useless.
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