l u-arg v-arg truth)</tt><br />Find the first gaf assertion such that:<br /><code></code>(a) the assertion is in microtheory MT<br /><code></code>(b) if TRUTH is non-nil, the assertion has TRUTH as its truth value<br /><code></code>(c) PRED is the predicate used.<br /><code></code>(d) U is the term in the U-ARG position.<br /><code></code>(e) V is the term in the V-ARG position.<br /><code></code>Return T if such an assertion exists, otherwise return NIL.<br />PRED must satisfy FORT-P.<br />U must satisfy I