Today, calculus is an essential part of modern mathematics. In the English-speaking world, Isaac Newton is often credited with its discovery, while in Europe, that honour goes to Gottfried Leibniz. Both men seemed to arrive at the calculus from different perspectives and were interested in different areas of it, but that did not stop them arguing bitterly about who was its creator (1,330 words).
Illustrated English short stories at 5 levels with glossaries and audio. Reading and listening practice for English learners.
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