this is svg file:

i can't upload the emf file but it looks exactly the same. in word it looks bad and i can't upload a word file here, as i can see.

i'm a new user of inkscape. i just need it for the pictures i need to draw for my thesis in maths. my problem is that when insert a picture (saved as emf) in word, the straight lines do not look so straight, but like they're drawn with a trembling hand. (i was using Shift- F6 to draw straight lines....