library(knotR)
filename <- "trefoil_of_trefoils.svg"
a <- reader(filename)
#knotplot2(a,node=TRUE)
Mrot <- matrix(c(
04,24,14,
30,20,10,
03,23,13,
01,21,11,
29,19,09,
05,25,15,
02,22,12,
28,18,08,
06,26,16,
17,07,27
),ncol=3,byrow=TRUE)
Mver <- matrix(c(
04,30,
03,01,
29,05,
28,06
),ncol=2,byrow=TRUE)
symtt <- symmetry_object(a, xver=c(2,17), Mrot=Mrot,Mver=Mver)
a <- symmetrize(a,symtt)
#knotplot2(a,text=T,width=F,lwd=1,rain=T)
#stop()
outt <- matrix(c(
02,06,
29,03,
05,30,
07,18,
27,08,
09,13,
15,10,
12,16,
17,28,
19,23,
25,20,
22,26
),ncol=2,byrow=TRUE)
knotplot(a,outt)
# We will try and request that node 4 is on the vertical centreline.
jj <- knotoptim(filename,
symobj = symtt,
ou = outt,
prob = 0,
iterlim=1000, print.level=2
# control=list(trace=100,maxit=100000), useNLM=FALSE
)
write_svg(jj,filename,safe=FALSE)
dput(jj,file=sub('.svg','.S',filename))
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