[Avodah] a quantum of time

[Micha Berger via Avodah]

On Sat, Oct 22, 2016 at 11:30:31PM -0400, elazar teitz via Avodah wrote:
: The g'mara states that if a person thought a relative had died and
: tore k'ria, and then the relative died, he has fufilled his obligation if
: the death takes place toch k'dei dibbur of the k'ria.  This would seem to
: indicate that TKD is not a question of undoing, but rather of simultaneity.

Okay, so then why does sequence matter when it comes to an an amein
chatufah that was within TKD, but not WRT qeri'ah vs petirah?

In both cases, the response precedes what is supposed to be what we're
responding to.

Tir'u baTov!
-Micha