Step
*
of Lemma
rmul_preserves_rleq2
∀[x,y,z:ℝ]. ((x * y) ≤ (z * y)) supposing ((x ≤ z) and (r0 ≤ y))
BY
{ Auto }
1
1. x : ℝ
2. y : ℝ
3. z : ℝ
4. r0 ≤ y
5. x ≤ z
⊢ (x * y) ≤ (z * y)
Latex:
Latex:
\mforall{}[x,y,z:\mBbbR{}]. ((x * y) \mleq{} (z * y)) supposing ((x \mleq{} z) and (r0 \mleq{} y))
By
Latex:
Auto
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