The ternary diagram arrows are those which are oriented along the diagonals of a rectangle of sides 1,2. Taking some liberty with trigonometry and geography, we shall name them after the ternary directions of the compass-card. Thus, here are the available directions and the corresponding abbreviations:
The only type of ternary arrows provided by the Diagram Macros are the
plain arrows. Again you will obtain the command for a ternary arrow
by preceeding the abbreviation +ar+ with the prefix indicating the
direction of the arrow. Here are thus the eight available ternary
arrows:
&bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; &bull#bullet; 2300 |
A ternary diagram arrow has a standard horizontal extent equal to 66pt or 132pt according to the case.