Mathematica 12.1: Don't use Accumulate or Differences on Around objects!
How to enter a repeating decimal in Mathematica
How to judge whether two groups of sequences are equal in cycles?
Simplify 1+Sqrt[2]I-Complex[1,Sqrt[2]]
How to correctly calculate the number of seating plans for the 4-couples problem?
How to approximate $PV\int_0^\infty \frac \tan x x \text d x?$
Mirror image of graph
Mathematica 12.1: Don't use Accumulate or Differences on Around objects!
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=240449
SUMMARY: If a List , TimeSeries , etc. of Around objects contains any identical elements, <... [error-propagation] [around] [accumulation]
asked by Aaron Eiben https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=72186 14 votes
answered by Sjoerd Smit https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=43522
11 votes How to enter a repeating decimal in Mathematica https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=240596
I don't understand how to manipulate numbers with repeating decimal in Wolfram Mathematica language. For example 0.3... does not work as input and I don't see how ... [number-representation] [arithmetic] [number-form]
asked by Simpleton Jack https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=22399 9
votes answered by J. M.'s ennui https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=50
11 votes How to judge whether two groups of sequences are equal in cycles?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=240325
There's a set of arrays that I want to remove repeated elements that are equal after rotation: ... [list-manipulation] [filtering]
asked by A little mouse on the pampashttps://mathematica.stackexchange.com/landing/r/digest?cta=user&id=42417
9 votes answered by Carl Woll https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=45431
11 votes Simplify 1+Sqrt[2]I-Complex[1,Sqrt[2]] https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=240522
The expression 1+Sqrt[2]I-Complex[1,Sqrt[2]] should be zero. In fact, N[1+Sqrt[2]I-Complex[1,Sqrt[2]]] yields ... [simplifying-expressions] [complex]
asked by pdmclean https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=9154 7 votes answered by Michael E2 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4999
10 votes How to correctly calculate the number of seating plans for the 4-couples problem?
https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=240357
Four couples a are sitting around a round table, in which husband and wife can not be adjacent. How many different seating plans are there? I want to get as many simple calculations as possible. ... [combinatorics]
asked by A little mouse on the pampashttps://mathematica.stackexchange.com/landing/r/digest?cta=user&id=42417
7 votes answered by Beny Izd https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=77079
8 votes How to approximate $PV\int_0^\infty \frac \tan x x \text d x?$ https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=240461
What's the mathematica command to get the numerical value of : $$PV\int_0^\infty \frac{\tan x}{x}\text{d}x?$$ where $PV$ is the principal value. [numerical-integration] [approximation]
asked by Ali Shadhar https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=67714 7 votes answered by Michael E2 https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=4999
7 votes Mirror image of graph https://mathematica.stackexchange.com/landing/r/digest?cta=question&id=240571
I need to display a directed acyclic graph (say Hasse diagram of partial order) oriented with minimal elements at the bottom, maximal elements at the top as is conventional for Hasse diagrams. I tried ... [graphs-and-networks]
asked by Mike https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=62210 6 votes answered by kglr https://mathematica.stackexchange.com/landing/r/digest?cta=user&id=125 7
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