Henry Steel Olcott, (1832-1907), founder and first president of the Theosophical Society, most well known as the first person of western descent to make a formal conversion to Buddhism. His subsequent actions as president of the Theosophical Society helped Buddhism into a new renaissance. He is still honored in Sri Lanka for these efforts.
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Note that when computing roots numerically, the usual form of the quadratic formula is not ideal. See Loss o ...