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Even though SAS evaluates logical operators in a specific order, you can control the order of evaluation by nesting expressions in parentheses. That is, an expression enclosed in parentheses is ...
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How to Use Boolean Logic in Microsoft Excel

Boolean logic: The method used to evaluate conditions, returning either TRUE or FALSE. Logical functions: The primary logical ...
The data objects in VHDL and Verilog form expression operands. Knowing the operand differences between the two HDLs helps you write more efficient chip-design code. Expressions consist of operators ...