Louis Leithold, who died April 29, wrote a number of books on calculus and taught at the university level. But his real passion was teaching high school students, as he did late in his life at Malibu ...
Caleb Vitalus always liked math, even if it was sometimes difficult. He liked the order it provided, the step-by-step way it untangled problems. “It’s like a story being told for me. I like getting to ...
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