+ for @{ 'FocalizedPConv $L1 $L2 }.
+
+notation "hvbox( ⦃ L1 , break T1 ⦄ ⬌ break ⦃ L2 , break T2 ⦄ )"
+ non associative with precedence 45
+ for @{ 'FocalizedPConv $L1 $T1 $L2 $T2 }.
+
+notation "hvbox( ⦃ L1 ⦄ ⬌ ⬌ break ⦃ L2 ⦄ )"
+ non associative with precedence 45
+ for @{ 'FocalizedPConvAlt $L1 $L2 }.
+
+notation "hvbox( ⦃ L1 , break T1 ⦄ ⬌ ⬌ break ⦃ L2 , break T2 ⦄ )"
+ non associative with precedence 45
+ for @{ 'FocalizedPConvAlt $L1 $T1 $L2 $T2 }.