text: In music theory, his tentamen novae theoriae assigns degrees agreeability, arguing that simpler chords are more consonant.
full_question: In music theory, his tentamen novae theoriae assigns degrees agreeability, arguing that simpler chords are more consonant. A number named for this man maximizes “x raised to the power of one over x,” according to Steiner’s Problem. The number of integers that are less than and relatively prime to a given integer is given by this man’s namesake totient function. This man is the first namesake of a constant equal to approximately 0.58, with Lorenzo Mascheroni. For 10 points, what mathematician names a number equal to about 2.72?
first_sentence: In music theory, his tentamen novae theoriae assigns degrees agreeability, arguing that simpler chords are more consonant.