User guide

9-13
willresultin
1
2
3
4
x = 5
6
7
8
9
Complexconstantscanbeenteredinaletstatement.Inthefollowingexample,the+
or-isnotamathematicaloperator,butconnectsthetwopartsofacomplexnumber.
Thereshouldbenospacesbetweenthe+or-andthepartsofthenumber.Ifanumber
hasbothrealandimaginaryparts,thetrailing'i'isnotnecessary.Ifanumberhasnoreal
part,youcanindicatethatitisimaginarybyappendingthe'i'.Thestatement
let x[2,2] = 1+2i 3-4 5 6i;
willresultin
x = 1+2i 3-4i
5 0+6i
Complexconstantscanalsobeusedwiththedeclare,conandstofstatements.
An''emptymatrix''isamatrixthatcontainsnodata.Emptymatricesarecreatedwith
theletstatementandbraces:
x = {};
Emptymatricesaresupportedbyseveralfunctions,includingrowsandcolsandthe
concatenation(~,|)operators.
x = {};
hsec0 = hsec;
do until hsec-hsec0 > 6000;
Language
Fundamentals