show/hide this revision's text 2 corrected spelling

The quaternions

Probably the natural numbers, real numbers, and complex numbers are "too fundamental" to count here. But the field of quaternions doscovered discovered in the mid 19 century qualifies.

show/hide this revision's text 1 [made Community Wiki]

The quaternions

Probably the natural numbers, real numbers, and complex numbers are "too fundamental" to count here. But the field of quaternions doscovered in the mid 19 century qualifies.