1 Ch 7-8 lArithmetic lLogical Operators © Fall 2004 Don Edwards and the University of South Carolina.

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Presentation transcript:

1 Ch 7-8 lArithmetic lLogical Operators © Fall 2004 Don Edwards and the University of South Carolina

2 7 Arithmetic lBasic operators (+,-,…) lMatrices lElementwise and matrix operators lBe careful of object type lMaple users may be underwhelmed

3 8 Logical objects and conditional execution lTRUE or FALSE values lLogical operators (>, =,!,…) lSubsetting and conditional execution lCompound (&,|,..) and sequential (&&,||,…) operators

4 8 Logical objects and conditional execution lOperators as functions lxor lany, all, identical,… lAvoid == with numeric variables

5 8 Logical objects and conditional execution lIf{…} else{…} lNo “elseif” lThe if() statement works elementwise lWait till Chapter 10: Iteration l ifelse() lExcel recoding

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