Of an inequality, such that it includes the possibility of equality.(adjective)
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Use "non-strict" in a sentence
"Alternatively, an existing non-strict language could be extended; however, this might well prove a more significant task than creating a new, but very limited, language."
"How can a non-strict programming language be designed to aid the generation of organic models?"
"It will be necessary to look at existing non-strict languages and their design."