Henry Bushby Transcription Pages
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Abbreviations & Symbols.
k = knot x, coefficient of B
r.k. regular knot y [ditto mark = coefficient of] C
i.k. irregular knot
t.k. twist knot.
n S series Sequence of C
n (index of series) number of parts.
B bights (a number of)
C alternate crossings (a number of)
Z number of cords appearing in knot.
B C &c. a combination of bights & crossings, but
not a fraction.
F a geometrical form, e.g. p230. S2 3B 3C, re-
peated in S4 6B 18C, S6 9B 45C &c.
r repetitions of F.
P Plait group series.
Pn xB yC (Z = [?]) defines a knot.
rF may be added.
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