Explore
Product
Pricing
Learn
Community
Company
Solutions
Search
Sign in
Sign up
Christophe Yamahata
@christophe-yamahata
Profile
Notebooks
Collections
Christophe Yamahata
http://c.yamahata.fr
christophe.yamahata@gmail.com
Public notebooks
View all
Fraction simplifier
This notebook is a fork
Christophe Yamahata
Aug 12
Prime factorization
Christophe Yamahata
Aug 11
Subtraction through addition: The 9's complement method
Christophe Yamahata
Aug 1
•
4
Planetary Orbits: Tychonic vs. heliocentric system
This notebook is a fork
Christophe Yamahata
Jul 31
•
13
Star map — Mars ephemeris (year 2022 and following)
This notebook is a fork
Christophe Yamahata
Jul 29
Star map — Visualizing the apparent retrograde motion of Mars (1582-1600)
This notebook is a fork
Christophe Yamahata
Jul 28
•
5
Public collections
View all
Colour
(3)
Human vision and the perception of colours
Maps
(3)
Earth projection maps
Mathematics
(3)
Math toolbox
Tycho Brahe and Mars (♂)
(4)
Tycho Brahe's observations of Mars for the period 1582-1600