\ begin {ecuation*}\ begin {array} {ccccc} s\ text {} & t\ text {} & s\ to t\ text {} & (s\ to t)\ land (\ neg t)\ text {} & a\\\ hline 0\ text {} & 0\ text {} & 1\ text {} & 1\ text {} & 1\\ 0\ text ...\ begin {ecuation*}\ begin {array} {ccccc} s\ text {} & t\ text {} & s\ to t\ text {} & (s\ to t)\ land (\ neg t)\ text {} & a\\\ hline 0\ text {} & 0\ text {} & 1\ text {} & 1\ text {} & 1\\ 0\ text {} & 1\ text {} & 1\ text {} & 0\ text {} & 1\\ 1\ text {} & 0\ text {} & 0\ text {} & 0\ text {} & 0\ text {} & 1\\ 1\ text {} & 1\ text {} & 1\ text {} & 0\ text {} & 1\\ end {array}\ text {.} \ end {ecuación*}