------------------------------------------------------------- Operators and Special Characters ------------------------------------------------------------- + Plus. - Minus * Matrix multiplication. .* Array multiplication. ^ Matrix power. .^ Array power. kron Kronecker tensor product. \ Backslash or left division. / Slash or right division. ./ Array division. : Colon. () Parentheses. [] Brackets. . Decimal point. .. Parent directory. ... Continuation. , Comma. ; Semicolon. % Comment. ! Exclamation point. ' Transpose and quote. .' Nonconjugated transpose. = Assignment. == Equality. <> Relational operators. & Logical AND. | Logical OR. ~ Logical NOT. xor Logical EXCLUSIVE OR. -------------------------------------------------------------
---------------------------------------------------------- Logical Functions ---------------------------------------------------------- all True if all elements of vector are true. any True if any element of vector is true. exist Check if variables or functions exist. find Find indices of nonzero elements. finite True for finite elements. isempty True for empty matrix. ishold True if hold is on. isieee True for IEEE floating-point arithmetic. isinf True for infinite elements. isletter True for alphabetic character. isnan True for Not-A-Number. isreal True if all matrix elements are real. issparse True for sparse matrix. isstr True for text string. ----------------------------------------------------------
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