[Groff] [Heirloom] Paragraph adjust "badness" calculation

2015-08-02 Thread carsten . kunze
Hello, compared to TeX Heirloom's paragraph formatting is unacceptable and will change. It is likely that parameters of the new behavior will be adjustable (since it depends on the typographs taste and the actual document, what is best), even the algorithm will be selectable (so e.g. current T

[Groff] [Heirloom] Paragraph adjust "badness" calculation

2015-08-01 Thread carsten . kunze
Hello, reffort@github (https://github.com/reffort) did notice a major issue in one of the key features of Heirloom roff which is paragraph-at-once formatting. Gunnar very likely did implement this algorithm based on the 1981 Knuth-Plass paper (KP-81 in the following text) and had maybe not bee