To set an initial condition or parameter type x:exp(-1), for example, to set the parameter or variable, x to exp(-1) .
To exit the calculator, click on Quit in the answer window or type Esc.
Suppose you have data of the form [u1(t),...,u20(t)] fort=0,0.05, ..., 20.00 in the data browser. You thus have 401 rows of data. Then if you choose u1 as the first column, 20 as the number of columns, 1 for the column skip, 100 as the first row, 10 as the number of rows, and 20 as the row skip, the data in the "time" column of the browser is replaced by the numbers 1 to 20 representing the index; the column for "u1" is replaced by