
arithmetic - Factorial, but with addition - Mathematics Stack Exchange
Apr 21, 2015 · Explore related questions arithmetic factorial See similar questions with these tags.
Is there a 3-term arithmetic progression (AP) of perfect squares such ...
Jan 21, 2025 · We know that there are infinitely many 3 3 -term arithmetic progressions (APs) of perfect squares, as proven by Fermat. Let's denote such an AP as a2,b2,c2 a 2, b 2, c 2, where b2 −a2 = c2 …
arithmetic - What are the formal names of operands and results for ...
I'm trying to mentally summarize the names of the operands for basic operations. I've got this so far: Addition: Augend + Addend = Sum. Subtraction: Minuend - Subtrahend = Difference. Multiplicati...
Arithmetic mean vs Harmonic mean - Mathematics Stack Exchange
Aug 1, 2017 · I am reading about Arithmetic mean and Harmonic mean. From wikipedia I got this comparision about them: In certain situations, especially many situations involving rates and ratios, …
Presburger arithmetic is consistent, but relative to what?
Aug 24, 2022 · In the Wikipedia article for (the first-order theory of) Presburger arithmetic, it is stated (among other properties) that Presburger arithmetic is consistent. What meta-theory does he rely on …
Proof that Skolem Arithmetic is a complete theory
Nov 25, 2023 · Skolem Arithmetic is the multiplication-flavored cousin of Presburger Arithmetic. Presburger Arithmetic is a complete theory and listed as an example of a complete theory on the …
Modular Arithmetic: using congruence to find remainder
Oct 14, 2014 · First, the remainder when blah is divided by 7 7 means the congruence of blah mod 7 7. The significance of the result you quoted is that when doing a computation in which you’re only …
modular arithmetic - How can I find a mod with negative number ...
I know how to solve mod using division i.e. $$11 \\mod 7 = 4$$ For this I did a simple division and took its remainder: i.e. $$11 = 7 \\cdot 1 + 4$$ Where $11$ was dividend, $7$ divisor, $1$ quotient...
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Newest 'modular-arithmetic' Questions - Mathematics Stack Exchange
Modular arithmetic (clock arithmetic) is a system of integer arithmetic based on the congruence relation a ≡ b\mathchoice (mod n) which means that n divides a − b.