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Line 69: === Equality === There are two notions of equality for [[expression (mathematics)\|mathematical expressions]]. '''Syntactic equality''' is the equality of their representation in a computer. This is is easy to test in a program. ''Semantic equality'' is when two expressions represent the same mathematical object, as in :<math> (x+y)^2=x^2+2xy+y^2.</math>

Computer algebra: Difference between revisions