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October 26, 2014

Posted by **kai** on Tuesday, December 11, 2012 at 11:27am.

If a triangle is equilateral, then it has three equal sides. Triangle ABC doesn't have three equal sides. Therefore, triangle ABC isn't equilateral.

- math -
**Knights**, Tuesday, December 11, 2012 at 11:32amthis is a mixed hypothetical statement.

there are 4 forms, 2 are valid 2 are not.

let the antecedent of the first statement be t, and consequent be e.

~p = not p

thus we get

t } e

~e

:; ~t

This is modus tollens literally the way that denies by denying, which is a valid argument.

- math -
**PsyDAG**, Tuesday, December 11, 2012 at 11:39amSounds like a logical argument.

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