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/sci/ - Science & Math

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>> No.11576533 [View]
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11576533

How's this proof:

It is reflexive because y1/x1 = y1/x1.
It is symmetric because y1/x1 = y2/x2 implies y2/x2 = y1/x1.
It is transitive because y1/x1 = y2/x2 and y2/x2 = y3/x3 implies y1/x1 = y3/x3.

Just seems to easy, but this is right and in proper form, right?

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