12 February (Russia ) within release Russian Scientists goes into circulation First Day Cover S.P.Kapitsa (1928-2012), physicist face value 15 Russian ruble
First Day Cover S.P.Kapitsa (1928-2012), physicist in catalogues | |
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Michel: | Mi:RU FDC2130 |
First Day Cover is vertical format.
Designer: S.Ulyanovsky.Also in the issue Russian Scientists:
First Day Cover S.P.Kapitsa (1928-2012), physicist it reflects the thematic directions:
A scientist is a person who researches to advance knowledge in an area of the natural sciences
One of the earliest known mathematicians was Thales of Miletus (c. 624 – c. 546 BC); he has been hailed as the first true mathematician and the first known individual to whom a mathematical discovery has been attributed.He is credited with the first use of deductive reasoning applied to geometry, by deriving four corollaries to Thales's theorem.