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• library SafeMathUintLib
•    - function mul(uint256 a, uint256 b)
•    - function div(uint256 a, uint256 b)
•    - function sub(uint256 a, uint256 b)
•    - function add(uint256 a, uint256 b)
•    - function clamp(uint256 a, uint256 min ...
•    - function clampMin(uint256 a, uint256 ...
•    - function clampMax(uint256 a, uint256 ...

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/**
 *Submitted for verification at Etherscan.io on 2019-07-11
*/

pragma solidity ^0.4.25;



/*
 * Hubii Nahmii
 *
 * Compliant with the Hubii Nahmii specification v0.12.
 *
 * Copyright (C) 2017-2018 Hubii AS based on Open-Zeppelin's SafeMath library
 */



/**
 * @title     SafeMathUintLib
 * @dev       Math operations with safety checks that throw on error
 */
library SafeMathUintLib {
    function mul(uint256 a, uint256 b)
    internal
    pure
    returns (uint256)
    {
        uint256 c = a * b;
        assert(a == 0 || c / a == b);
        return c;
    }

    function div(uint256 a, uint256 b)
    internal
    pure
    returns (uint256)
    {
        // assert(b > 0); // Solidity automatically throws when dividing by 0
        uint256 c = a / b;
        // assert(a == b * c + a % b); // There is no case in which this doesn't hold
        return c;
    }

    function sub(uint256 a, uint256 b)
    internal
    pure
    returns (uint256)
    {
        assert(b <= a);
        return a - b;
    }

    function add(uint256 a, uint256 b)
    internal
    pure
    returns (uint256)
    {
        uint256 c = a + b;
        assert(c >= a);
        return c;
    }

    //
    //Clamping functions.
    //
    function clamp(uint256 a, uint256 min, uint256 max)
    public
    pure
    returns (uint256)
    {
        return (a > max) ? max : ((a < min) ? min : a);
    }

    function clampMin(uint256 a, uint256 min)
    public
    pure
    returns (uint256)
    {
        return (a < min) ? min : a;
    }

    function clampMax(uint256 a, uint256 max)
    public
    pure
    returns (uint256)
    {
        return (a > max) ? max : a;
    }
}

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[{"constant":true,"inputs":[{"name":"a","type":"uint256"},{"name":"max","type":"uint256"}],"name":"clampMax","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":true,"inputs":[{"name":"a","type":"uint256"},{"name":"min","type":"uint256"},{"name":"max","type":"uint256"}],"name":"clamp","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"pure","type":"function"},{"constant":true,"inputs":[{"name":"a","type":"uint256"},{"name":"min","type":"uint256"}],"name":"clampMin","outputs":[{"name":"","type":"uint256"}],"payable":false,"stateMutability":"pure","type":"function"}]

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bzzr://b54387d8906be647143edaef5788af3cb8dff8cb6d4e2905c34e19667e4f8c47