Template:Selected anniversaries/April 19: Difference between revisions

From Gnomon Chronicles
Jump to navigation Jump to search
No edit summary
No edit summary
Line 5: Line 5:


||1770 – Thomas Johann Seebeck, German physicist and academic (d. 1831)
||1770 – Thomas Johann Seebeck, German physicist and academic (d. 1831)
||Gustav Theodor Fechner (b. 19 April 1801), was a German philosopher, physicist and experimental psychologist. An early pioneer in experimental psychology and founder of psychophysics, he inspired many 20th century scientists and philosophers. He is also credited with demonstrating the non-linear relationship between psychological sensation and the physical intensity of a stimulus via the formula: {\displaystyle S=K\ln I} {\displaystyle S=K\ln I}, which became known as the Weber–Fechner law. Pic.


||1806 – Isambard Kingdom Brunel, English engineer, designed the Clifton Suspension Bridge (d. 1859)
||1806 – Isambard Kingdom Brunel, English engineer, designed the Clifton Suspension Bridge (d. 1859)

Revision as of 11:09, 17 March 2018