Cosine Quotes by Leonhard Euler

More Quotes by Leonhard Euler

Leonhard Euler has 14 quotes on this site. A few more worth reading:

• If a nonnegative quantity was so small that it is smaller than any given one, then it certainly could not be anything…
• Although to penetrate into the intimate mysteries of nature and thence to learn the true causes of phenomena is not allowed to…
• Logic is the foundation of the certainty of all the knowledge we acquire.
• Nothing takes place in the world whose meaning is not that of some maximum or minimum.
• Madam, I have come from a country where people are hanged if they talk.
• For the sake of brevity, we will always represent this number 2.718281828459... by the letter e.
• Now I will have less distraction.
• After exponential quantities the circular functions, sine and cosine, should be considered because they arise when imaginary quantities are involved in the…
• ... I soon found an opportunity to be introduced to a famous professor Johann Bernoulli. ... True, he was very busy and…
• Notable enough, however, are the controversies over the series 1 - 1 + 1 - 1 + 1 - ... whose sum…
• The kind of knowledge which is supported only by observations and is not yet proved must be carefully distinguished from the truth;…
• Mathematicians have tried in vain to this day to discover some order in the sequence of prime numbers, and we have reason…

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