On this pagestdMath Git Source State Variables INT256_MIN int256 private constant INT256_MIN = -57896044618658097711785492504343953926634992332820282019728792003956564819968; Functions abs function abs(int256 a) internal pure returns (uint256); delta function delta(uint256 a, uint256 b) internal pure returns (uint256); delta function delta(int256 a, int256 b) internal pure returns (uint256); percentDelta function percentDelta(uint256 a, uint256 b) internal pure returns (uint256); percentDelta function percentDelta(int256 a, int256 b) internal pure returns (uint256);