NOT KNOWN FACTS ABOUT PCB THERMAL CYCLING FAILURE MODES

(logic circuits) A Boolean operation which happens to be real once the two enter variables are different but is otherwise Untrue; the XOR operation ( A B ¯ + A ¯ B displaystyle scriptstyle A overline B + overline A B These nouns make reference to an absence of correspondence or arrangement. Difference is the most basic: differences in shade and d