Plants produce sucrose during photosynthesis, making it the most abundant sugar in nature. Cane sugar and sugar beets are exceptionally rich sources, so their sucrose is extracted to produce granulated sugar. This is why you may know sucrose better by the name table sugar. Sucrose in any form gives you a boost of energy, but it's only healthy when it comes from natural fruits and vegetables.
Definition of axiom. 1 : a statement accepted as true as the basis for argument or inference : postulate 1 one of the axioms of the theory of evolution. 2 : an established rule or principle or a self-evident truth cites the axiom âno one gives what he does not haveâ. 3 : a maxim widely accepted on its intrinsic merit the axioms of wisdom.
A tautology in first-order logic is a sentence that can be obtained by taking a tautology of propositional logic and uniformly replacing each propositional variable by a first-order formula (one formula per propositional variable).