3
votes
2answers
533 views

Changing length of an arrows from a vertex to itself

I'm working with LyX. I would like to change the length of an arrow from a vertex to itself. I would like to make the arrow stretch longer up before returning down to the encircled vertex. The code I ...
12
votes
1answer
2k views

Tikz - move/reposition arrow decorations (arrowhead length/size)

I'm trying to build a 'dimension line' macro for Tikz: \documentclass{article} % note: with \documentclass{minimal}, this example fails with: % ! Undefined control sequence. % ...