Wikipedia:Reference desk/Archives/Mathematics/April 2018

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 * 1) A query with triple products

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 * 1) Name for ellipse-like shape that resembles a dumb-bell
 * 2) Is there a constant?

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 * 1) Series

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 * 1) A late note

= April 10 = Reference_desk/Archives/Mathematics/2018 April 10


 * 1) Worst hand in the addition game?
 * 2) Name of a mathematician on whose shoulders Newton stood

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 * 1) string harmonic

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 * 1) size of largest gap in partition

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 * 1) Largest multiset that cannot be partitioned in two equal sum sets

= April 17 = Reference_desk/Archives/Mathematics/2018 April 17


 * 1) Intersecting two Pell equations

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 * 1) Probability of having two birthdays fall on two consecutive days
 * 2) Fractions and exponents in Microsoft Word

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 * 1) Recurrence Solution

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 * 1) Bridge events

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 * 1) Squares with odd digits
 * 2) Decidability of Arithmetic
 * 3) Decidability of Arithmetic (a second question)
 * 4) Is there any arithmetical proposition about natural numbers that is equivalent to Continuum hypothesis?
 * 5) Flat response
 * 6) "x must be positive"

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 * 1) A distance in the symmetric group?

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 * 1) Non-standard "additions" on the real numbers
 * 2) A quotient of the symmetric group
 * 3) Length and width of a rectangle with only the area

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 * 1) Different ways of calculating center of mass

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 * 1) Types of Measurement

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 * 1) odd, monotone, continuous, bounded

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 * 1) Solving a recurrence

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 * 1) partition unit interval into countably many identical pieces
 * 2) Fundamental theorem of normal axonometry