gottfried wihelm leibniz
i no it is not equations...
nadia made mathematical symbols
The mathematical symbol for average is sometimes denoted by putting a line above the variable, like this: _ XThe "Expectation value" of a random variable - is like a weighted average. E[X] or...
The boolean negation operator is formally denoted by the not sign: ¬p. There are also other valid notations, however, including ~p or !p.
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