Formal Statement
The notion of invariance is formalized in three different ways in mathematics: via group actions, presentations, and deformation.
Read more about this topic: Invariant (mathematics)
Famous quotes containing the words formal and/or statement:
“I will not let him stir
Till I have used the approvèd means I have,
With wholesome syrups, drugs, and holy prayers,
To make of him a formal man again.”
—William Shakespeare (1564–1616)
“The most distinct and beautiful statement of any truth must take at last the mathematical form.”
—Henry David Thoreau (1817–1862)