User Portlet User Portlet

Balachander Narasimhan
Discussions
Hi, undo does not seem to work once I have executed a command. Is there a way out of this?
I find the following primitive behavior with Mathematica documentation center 1. In order to type new next in search field, I have to use command+A every time. Normally, in such software documentation, one should simply have to click or double click...
Hi,  here is the command I typed.  a = Fourier[{{ConstantArray[1, {4, 1}]}, {ConstantArray[ 0, {12, 1}]}, {ConstantArray[1, {4, 1}]}}] and get this error[mcode]Fourier::fftl: Argument...
Hi, The default Mathematica fonts are too small for my screen. The only way to change font size seems to be to select the entire text using command+A and then go to format->size and select the required font. I have to do this every time I restart...
thanks. that helps. 
Hi, I just purchased Mathematica and trying to execute the file GameofLife.nb. I run that file and not one command seems to be available. I assume that some of the commands are userdefined functions which needs to be downloaded (digress: I wonder if...