I've just loaded & installed the MathMap application on my iMac (Intel
Core i5 3.6 GHz running OS 10.6.8) and when trying to run the
application I don't get any preview images at all in the preview
window. Exporting a file seems to work, with the filter effect
evident, but there's no way of judging this effect first without the
Am I missing something? or can anyone suggest how to fix this?