Omar Jasim
2016-07-05 15:25:36 UTC
Dear list,
I've seen this lemma in Fields theory:
lemma divide_right_mono:
"[|a ≤ b; 0 ≤ c|] ==> a/c ≤ b/c"
by (force simp add: divide_strict_right_mono le_less)
here 0 ≤ c which I think it should be 0 < c as the division cann't done for
zero.
Regards
Omar
I've seen this lemma in Fields theory:
lemma divide_right_mono:
"[|a ≤ b; 0 ≤ c|] ==> a/c ≤ b/c"
by (force simp add: divide_strict_right_mono le_less)
here 0 ≤ c which I think it should be 0 < c as the division cann't done for
zero.
Regards
Omar