Books
- Ludwig Hopf, Introduction to the Differential Equations of Physics. Translated by Walter Nef. New York: Dover Publications, 1948.
Read more about this topic: Ludwig Hopf
Famous quotes containing the word books:
“One of the most attractive of those ancient books that I have met with is The Laws of Menu.”
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“The books for young people say a great deal about the selection of Friends; it is because they really have nothing to say about Friends. They mean associates and confidants merely.”
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