simplifyOr

fun KContext.simplifyOr(lhs: KExpr<KBoolSort>, rhs: KExpr<KBoolSort>, flat: Boolean = true, order: Boolean = true): KExpr<KBoolSort>
fun KContext.simplifyOr(args: List<KExpr<KBoolSort>>, flat: Boolean = true, order: Boolean = true): KExpr<KBoolSort>