Johann Heinrich Lambert
Swiss mathematician and physicist, author
Swiss mathematician and physicist, author
1777
249 years ago — 49 years old
Scientists & Innovators
Switzerland
Contributions to mathematics, physics, and astronomy spanned across several fields. Developed the theory of irrational numbers and provided significant advancements in the understanding of light and optics. Lambert's work on the measurement of angles contributed to the field of trigonometry and calculus. His exploration of the nature of light included the formulation of Lambert's cosine law, which describes the intensity of light as a function of its angle of incidence. Authored several works including 'Photometria', which founded the science of photometry. Engaged in the study of probability and statistics, establishing frameworks that influenced future mathematicians.
Developed Lambert's cosine law
Authored 'Photometria'
Contributed to the theory of irrational numbers
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