boole-1, boole-2, boole-and, boole-andc1, boole-andc2, boole-c1, boole-c2, boole-clr, boole-eqv, boole-ior, boole-nand, boole-nor, boole-orc1, boole-orc2, boole-set, boole-xor | Constant Variable |

**Constant Value**The identity and nature of the

*values*of each of these*variables*is*implementation-dependent*, except that it must be*distinct*from each of the*values*of the others, and it must be a valid first*argument*to the*function***boole**.**Description**Each of these

*constants*has a*value*which is one of the sixteen possible*bit-wise logical operation specifiers*.**Examples**(boole boole-ior 1 16) → 17 (boole boole-and -2 5) → 4 (boole boole-eqv 17 15) → -31

**See Also**