Step
*
2
of Lemma
rmin_functionality_wrt_rleq
1. x1 : ℝ
2. x2 : ℝ
3. y1 : ℝ
4. y2 : ℝ
5. x1 ≤ x2
6. y1 ≤ y2
7. rmin(x1;y1) ≤ x2
⊢ rmin(x1;y1) ≤ y2
BY
{ (Assert ⌜rmin(x1;y1) ≤ y1⌝⋅ THEN Auto)⋅ }
Latex:
Latex:
1. x1 : \mBbbR{}
2. x2 : \mBbbR{}
3. y1 : \mBbbR{}
4. y2 : \mBbbR{}
5. x1 \mleq{} x2
6. y1 \mleq{} y2
7. rmin(x1;y1) \mleq{} x2
\mvdash{} rmin(x1;y1) \mleq{} y2
By
Latex:
(Assert \mkleeneopen{}rmin(x1;y1) \mleq{} y1\mkleeneclose{}\mcdot{} THEN Auto)\mcdot{}
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