21:3321:33, 8 July 2018diffhist−37
m
Mathematics
→See also: removed the national museum of mathematics. This is too specific to america, and not really even a mathematical subject at all
21:3321:33, 8 July 2018diffhist−37
m
Mathematics
→See also: removed the national museum of mathematics. This is too specific to america, and not really even a mathematical subject at all