MATH
Login Or Sign up

List Question

15
119
Views

Proof of σ(m) + n = m + σ(n)

Published on
#induction #natural-numbers #peano-axioms
39
Views

Number of N-digit perfect squares and all its members

Published on
#number-theory #square-numbers #natural-numbers
781
Views

Peano's successor function

Published on
#set-theory #natural-numbers #peano-axioms
113
Views

Why is $ℤ$ defined as $ℤ := ℕ×ℕ \text{ / ~} $, where $ \text{~} := \{ [ (a,b),(c,d) ] | a+d = b+c \} $

Published on
#integers #foundations #natural-numbers
95
Views

Can we prove that $(2^{2^{n}}+1)+(2^{2^{n-1}}+1) -1$ have at least $n$ different prime divisors

Published on
#prime-numbers #induction #natural-numbers #fermat-numbers
2.5k
Views

Prove that $a^{2n} -b^{2n}$ is divisible by $a+b$

Published on
#induction #divisibility #natural-numbers
499
Views

Intuition about a proof that no natural number is equivalent to a proper subset of itself

Published on
#elementary-set-theory #equivalence-relations #natural-numbers
109
Views

What does the notation $^{10} C_3$ mean? Or: I am confused by a birthday card...

Published on
#notation #recreational-mathematics #natural-numbers
99
Views

Designate set $ \lbrace n \in\mathbb N : 2^{n-1} | n! \rbrace $

Published on
#factorial #p-adic-number-theory #natural-numbers
69
Views

How can I interpret the numbers for count correctly

Published on
#natural-numbers
359
Views

Defining the Order of the Natural Numbers

Published on
#set-theory #order-theory #natural-numbers #peano-axioms #well-orders
51
Views

If $n \mid (a-1)^k$ then $n \mid(a^{n-1} + a^{n-2} + ...+ a + 1) $ and $n,k,a \in N_{\geq2} $

Published on
#divisibility #p-adic-number-theory #natural-numbers
149
Views

Is any natural number a part of fractional part of Pi?

Published on
#pi #natural-numbers
55
Views

Numerical error

Published on
#natural-numbers #calculator
49
Views

Question on elementary set theory notation

Published on
#elementary-set-theory #notation #real-numbers #natural-numbers #constants

Trending Questions

Popular # Hahtags

second-order-logic numerical-methods puzzle logic probability number-theory winding-number real-analysis integration calculus complex-analysis sequences-and-series proof-writing set-theory functions homotopy-theory elementary-number-theory ordinary-differential-equations circles derivatives game-theory definite-integrals elementary-set-theory limits multivariable-calculus geometry algebraic-number-theory proof-verification partial-derivative algebra-precalculus

Popular Questions

Copyright © 2021 JogjaFile Inc.