This thinker declared that “since space is divisible in infinitum, and matter is not necessarily in all places,” God could vary the laws of nature across the universe. The statement “Therefore to the same natural effects we must, as far as possible, assign the same natural causes” is the second of this thinker’s four regulae philosophandi (“REG-yoo-lee fil-loss-uh-FAN-die”), or “Rules of Reasoning (10[1])in Philosophy.” A frequent opponent accused this thinker of believing that space is a sense organ of God and attacked this thinker’s concept of absolute time and space (10[1])in a (-5[1])lengthy (-5[1])correspondence (-5[1])with this thinker’s ally Samuel (-5[1])Clarke. (10[2]-5[3])This (-5[1])man, who declared “hypotheses non fingo” (10[2])in the General Scholium (10[1])of one work, devised the (-5[1])concept of fluxions (10[1])targeted (10[3])in The Analyst by George Berkeley. For 10 points, name this scientist (10[1])who wrote a 1687 (10[2])Principia Mathematica. ■END■ (10[9]0[1])