Commit 2022-07-27 00:42 46b19752
View on Github →refactor(algebra/big_operators/basic): Use to_additive
(#15702)
Prove sum_range_sub
and sum_range_sub'
using to_additive
. Change the statement of prod_range_div
to use f (i + 1) / f i
rather than f (i + 1) * (f i)⁻¹
. Rename sum_range_sub_of_monotone
to sum_range_tsub
.