Perhaps to the student there is no part of elementary mathematics so repulsive as is spherical trigonometry.


Scientific Papers (Volume 2), Quaternions (p. 453)


Perhaps to the student there is no part of elementary mathematics so repulsive as is spherical trigonometry.

Perhaps to the student there is no part of elementary mathematics so repulsive as is spherical trigonometry.

Perhaps to the student there is no part of elementary mathematics so repulsive as is spherical trigonometry.

Perhaps to the student there is no part of elementary mathematics so repulsive as is spherical trigonometry.