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Johann Heinrich Lambert information


Johann Heinrich Lambert
Johann Heinrich Lambert (1728–1777)
Born26 or 28 August 1728
Republic of Mulhouse, (currently Alsace, France)
Died25 September 1777(1777-09-25) (aged 49)
Berlin, Prussia
NationalityRepublic of Mulhouse, Swiss, French
Known forFirst Proof that π is irrational
Beer–Lambert law
Lambert's cosine law
Transverse Mercator projection
Lambert W function
Scientific career
FieldsMathematician, physicist, astronomer, and philosopher

Johann Heinrich Lambert (German: [ˈlambɛɐ̯t], Jean-Henri Lambert in French; 26 or 28 August 1728 – 25 September 1777) was a polymath from the Republic of Mulhouse, generally identified as either Swiss or French, who made important contributions to the subjects of mathematics, physics (particularly optics), philosophy, astronomy and map projections.

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Johann Heinrich Lambert

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Johann Heinrich Lambert (German: [ˈlambɛɐ̯t], Jean-Henri Lambert in French; 26 or 28 August 1728 – 25 September 1777) was a polymath from the Republic...

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Lambert

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(lunar crater), named after Johann Heinrich Lambert Lambert (Martian crater), named after Johann Heinrich Lambert Lambert (automobile), a defunct American...

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Lambert conformal conic projection

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mapping systems. It is one of seven projections introduced by Johann Heinrich Lambert in his 1772 publication Anmerkungen und Zusätze zur Entwerfung...

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Hygrometer

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hygrometer. A more modern version was created by Swiss polymath Johann Heinrich Lambert in 1755. Later, in the year 1783, Swiss physicist and Geologist...

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Hyperbolic functions

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introduced in the 1760s independently by Vincenzo Riccati and Johann Heinrich Lambert. Riccati used Sc. and Cc. (sinus/cosinus circulare) to refer to...

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Lambertian reflectance

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obeys Lambert's cosine law, which makes the reflected radiance the same in all directions. Lambertian reflectance is named after Johann Heinrich Lambert, who...

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List of things named after Johann Lambert

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Swiss scientist Johann Heinrich Lambert: Beer–Lambert law Beer–Lambert–Bouguer law, see above lambert (unit) Foot-lambert Lambert's cosine law Lambertian...

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Photometria

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Photometria is a book on the measurement of light by Johann Heinrich Lambert published in 1760. It established a complete system of photometric quantities...

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Primary color

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(azurite) in partially complete colorings of planes in his solid.: 79  Johann Heinrich Lambert (a Swiss mathematician, physicist, and astronomer) proposed a triangular...

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Lambert projection

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in maps carrying the name of Johann Heinrich Lambert: Lambert cylindrical equal-area projection (preserves areas) Lambert azimuthal equal-area projection...

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List of map projections

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while also displaying the poles. 1772 Lambert cylindrical equal-area Cylindrical Equal-area Johann Heinrich Lambert Cylindrical equal-area projection with...

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Porkchop plot

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first solved mathematically in 1761 by Johann Heinrich Lambert, and the equation is generally known as Lambert's problem (or theorem). The general form...

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Chart

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usually credited to Francis Hauksbee, Nicolaus Samuel Cruquius, Johann Heinrich Lambert and William Playfair. Other common charts are: Timeline chart Organizational...

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Hyperbolic geometry

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Gersonides, Alfonso, and later Giovanni Gerolamo Saccheri, John Wallis, Johann Heinrich Lambert, and Legendre. Their attempts were doomed to failure (as we now...

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Lambert series

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In mathematics, a Lambert series, named for Johann Heinrich Lambert, is a series taking the form S ( q ) = ∑ n = 1 ∞ a n q n 1 − q n . {\displaystyle...

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Absolute zero

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zero of the air thermometer was further improved upon in 1779 by Johann Heinrich Lambert, who observed that −270 °C (−454.00 °F; 3.15 K) might be regarded...

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List of geodesists

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Maupertuis 1698–1759 (France) Alexis Clairaut 1713–1765 (France) Johann Heinrich Lambert 1728–1777 (France) Roger Joseph Boscovich 1711–1787 (Venetian Republic)...

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