History of Science and Mathematics
C.F.G's user avatar
C.F.G's user avatar
C.F.G's user avatar
C.F.G
  • Member for 3 years, 5 months
  • Last seen more than a month ago
  • Talesh, Gilan Province, Iran
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#Beauty, #Goodness, #Wisdom

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question
4
Exact source that Descartes had observed that $V-E+F=2$ for planar graphs
Aug 14, 2022
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2
Why are faithful actions called faithful and who first called them faithful?
Apr 28, 2020
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153
Old books you would like to have reprinted with high-quality typesetting
86
LaTeX tricks that save time in typesetting
57
Prominent non-mathematical work of mathematicians
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Could not open mysql.plugin table. Some plugins may be not loaded
22
How do space probes find their way and how much fuel do they use to travel?

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