Chapter 12.4, Problem 31E

To determine

A minimal sum of product expansion for the given $k-$ map with don’t care conditions

	$yz$	$y\overline{z}$	$\overline{y}\overline{z}$	$\overline{y}z$
$wx$	$1$			$1$
$w\overline{x}$		$d$	$1$
$\overline{w}\overline{x}$		$1$	$d$
$\overline{w}x$	$d$			$d$