The intended text is "it's O(N * T) vs O(N * T * M)". Asciidoc
notices the spaces around the asterisks so there is no need to
escape them (and if you try, it passes the backslashes through).
Cc: Christian Couder <chriscool@tuxfamily.org> Signed-off-by: Jonathan Nieder <jrnieder@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>