Cardinal Operations
The two Cardinal operations in quaternion notation are geometric multiplication and geometric division and can be written:
- ÷, ×
It is not required to learn the following more advanced terms in order to use division and multiplication.
Division is a kind of analysis called cardinal analysis. Multiplication is a kind of synthesis called cardinal synthesis
Read more about this topic: Classical Hamiltonian Quaternions, Four Operations
Famous quotes containing the words cardinal and/or operations:
“What people don’t realize is that intimacy has its conventions as well as ordinary social intercourse. There are three cardinal rules—don’t take somebody else’s boyfriend unless you’ve been specifically invited to do so, don’t take a drink without being asked, and keep a scrupulous accounting in financial matters.”
—W.H. (Wystan Hugh)
“There is a patent office at the seat of government of the universe, whose managers are as much interested in the dispersion of seeds as anybody at Washington can be, and their operations are infinitely more extensive and regular.”
—Henry David Thoreau (1817–1862)