Question: Were Joseph Valentin Boussinesq and Ludwig Laher from the same country?
Sentence (from "Joseph Valentin Boussinesq"): Joseph Valentin Boussinesq( 13 March 1842 – 19 February 1929) was a French mathematician and physicist who made significant contributions to the theory of hydrodynamics, vibration, light, and heat.
Relevant evidence: Yes