BSOLUTE beginners guide to punching out some Gregorian notation. Here we have a quick demonstration of how easy it is to type up music in Gregorian chant notation with Illuminare Score Editor
To the right there is a little diagram showing how the different positions on the four line staff are referred to by letters. Most chant is written with the do clef on the top line, so c corresponds to where the do usually rests. The letter names stay in the same place regardless of which clef is used – it does work out simpler that way.
Someone quipped that even though it was easy to use with a baby, what about all those without? Here is video evidence that it can be done.
For more details there is the Gregorio home page and the new gregowiki. The latter does not have a security certificate so may bring up a warning, but this is a known issue and should be safe to ignore.