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Step * 1 of Lemma rmax-minus-rmin


1. a : ℝ@i
2. b : ℝ@i
⊢ rmax(a - b;-(a - b)) = (rmax(a;b) - rmin(a;b))
BY
{ (BLemma `req-iff-bdd-diff`  THENA Auto) }

1
1. a : ℝ@i
2. b : ℝ@i
⊢ bdd-diff(rmax(a - b;-(a - b));rmax(a;b) - rmin(a;b))

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Latex:

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Latex:

1.  a  :  \mBbbR{}@i
2.  b  :  \mBbbR{}@i
\mvdash{}  rmax(a  -  b;-(a  -  b))  =  (rmax(a;b)  -  rmin(a;b))


By

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Latex:
(BLemma  `req-iff-bdd-diff`    THENA  Auto)

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