Abbreviated Form
If several sets are being multiplied together, e.g. X1, X2, X3, …, then some authors choose to abbreviate the Cartesian product as simply ×Xi.
Read more about this topic: Cartesian Product
Famous quotes containing the word form:
“In the name of Hippocrates, doctors have invented the most exquisite form of torture ever known to man: survival.”
—Luis Buñuel (1900–1983)