
Forest at Clisson
1890 · Pen and ink, brush and wash heightened with white
Sheet: 12 1/2 × 9 3/8 in. (31.8 × 23.8 cm)
The Metropolitan Museum of Art

Joseph François Français was a French mathematician. François Français worked extensively on differential calculus. He developed on the previous work of Jean-Robert Argand on complex numbers.
Source: Artsy · Trust score: 85% · Updated 1mo ago