In my Linear Algebra class we use a lot of MATLAB-- including on our timed tests and all throughout our class meetings. I want to stress to students that using professional-grade technological tools ...

A well-known problem in numerical ecology is how to recombine presence-absence matrices without altering row and column totals. A few solutions have been proposed, but all of them present some issues ...

You can use reduction operators, which return a matrix of reduced dimension, in place of values for subscripts to get reductions across all rows and columns. Table 4.3 lists the eight operators for ...