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"Mathematics is a gigantic intellectual construction, very difficult, if not impossible, to view in its entirety." Armand Borel
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Ook mogelijk, inverse transformatieformules: r = sqrt(x²+y²) en y = arctan(y/x). Invullen en verder vereenvoudigen levert bij mij de cartesische vergelijking van een ellips: 5x² - 4x + 9y² - 1 = 0. Of, omgevormd: 25/9(x-2/5)² + 5y² = 1.
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"God has not created man, but man created God." (L. Feuerbach)
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Citaat:
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"Mathematics is a gigantic intellectual construction, very difficult, if not impossible, to view in its entirety." Armand Borel
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Citaat:
__________________
"Mathematics is a gigantic intellectual construction, very difficult, if not impossible, to view in its entirety." Armand Borel
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