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prime number theorems
superabundant number
(number theory) A positive integer whose abundancy index is greater than that of any lesser positive integer. / Used other than figuratively or idiomatically: see superabundant, number.
angel number
(spirituality) A number or sequence of numbers that a person frequently notices in the world around them, believed to be a message from benevolent angels.
tetrahedral number
(mathematics) A number which results from the summation of consecutive triangular numbers, starting from 1. If the triangular numbers in such a summation are depicted as horizontal triangular arrays of units then these arrays can be stacked vertically to yield a tetrahedral array.
negative numbers
plural of negative number
Carol numbers
plural of Carol number
epsilon number
(set theory) Any (necessarily transfinite) ordinal number α such that ω^α = α; (by generalisation) any surreal number that is a fixed point of the exponential map x → ωˣ.
epsilon numbers
plural of epsilon number
numbered lists
plural of numbered list
cake numbers
plural of cake number