I need two simple (but elegant!) graphics.
ESSENTIAL: Both graphics must be high quality at a large size - they will will be reproduced FULL PAGE SIZE for workshop participants to write on.
Here are the two graphics I need:
 See [url removed, login to view] attached - I need This reproduced WITHOUT any text - just the two axis and the curve. The curve and axis in black against a while background.
 See graphic2.gif. This is a simple '2x2' diagram - a vertical and horizontal axis with a thinner '+' splitting the area in between. This needs to be reproduced to look compatible with image 1.