knotR: Knot Diagrams using Bezier Curves

`k9_23` <- 
structure(list(minsymvec = structure(c(-5.43925432218936, -150.933307307268, 
-310.296228028303, -287.960187624611, -140.853793440086, -107.559563175962, 
-181.746776946493, -402.262844245858, -283.870686262138, -85.4882841725786, 
-18.9318158985458, -205.645429024909, -136.512946228164, -11.5876636289372, 
-508.816908610646, -644.334283984245, -591.915640165984, -441.309998064927, 
-306.75942253553, -174.56171313911, -53.4417365972375, -216.424103523467, 
-453.853963671972, -637.607849543628, -484.506055911607, -286.458224949288, 
-44.2276025544634, -57.8987361818019, -209.964583425365, -314.281950469686, 
-231.601051348601, -120.670198340547, -120.367529428664, -273.525761770427, 
-373.272160170649, -200.360853233056, -51.1271085334032, -85.9045627473918, 
-201.668094103247, -93.6065030021913, -558.168735575567, -640.597317946435, 
-537.677670229422, -386.496112292026, -260.463431475477, -147.590841206671, 
-81.0526988952008, -314.617288033376, -536.58783272188, -647.925877989147, 
-412.799803142365, -192.653941832568, -21.9193048033587, 1.08544664612577
), .Names = c("handle_A4", "handle_A5", "handle_A6", "handle_A7", 
"handle_A8", "handle_A9", "handle_A10", "handle_A11", "handle_A12", 
"handle_A13", "handle_A24", "handle_A25", "handle_A26", "handle_A27", 
"handle_A31", "handle_A32", "handle_A33", "handle_A34", "handle_A35", 
"handle_A36", "handle_A37", "handle_A38", "handle_A39", "handle_A40", 
"handle_A51", "handle_A52", "handle_A53", "node4", "node5", "node6", 
"node7", "node8", "node9", "node10", "node11", "node12", "node13", 
"node24", "node25", "node26", "node31", "node32", "node33", "node34", 
"node35", "node36", "node37", "node38", "node39", "node40", "node51", 
"node52", "node53", "node54"), class = "minsymvec"), overunderobj = structure(c(2, 
20, 4, 13, 7, 25, 10, 23, 16, 18, 3, 24, 5, 12, 8, 26, 15, 21
), .Dim = c(9L, 2L)), symobj = structure(list(Mver = structure(c(26, 
9, 10, 11, 25, 8, 7, 24, 6, 12, 4, 5, 13, 1, 18, 17, 16, 2, 19, 
20, 3, 21, 15, 23, 22, 14), .Dim = c(13L, 2L)), xver = 27, Mhor = NULL, 
    xhor = NULL, Mrot = NULL, exact_h = NULL, exact_v = NULL, 
    mcdonalds = FALSE, celtic = FALSE, reefknot = FALSE, center_crossing = FALSE, 
    indep = structure(c(FALSE, FALSE, FALSE, TRUE, TRUE, TRUE, 
    TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, 
    FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, 
    TRUE, TRUE, FALSE, FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, 
    TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, 
    FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, 
    TRUE, FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, 
    TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, 
    FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, 
    TRUE, FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, TRUE, TRUE, 
    TRUE, TRUE, TRUE, TRUE, TRUE, TRUE, FALSE, FALSE, FALSE, 
    FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, FALSE, TRUE, TRUE, 
    TRUE, TRUE), .Names = c("handle_A1", "handle_A2", "handle_A3", 
    "handle_A4", "handle_A5", "handle_A6", "handle_A7", "handle_A8", 
    "handle_A9", "handle_A10", "handle_A11", "handle_A12", "handle_A13", 
    "handle_A14", "handle_A15", "handle_A16", "handle_A17", "handle_A18", 
    "handle_A19", "handle_A20", "handle_A21", "handle_A22", "handle_A23", 
    "handle_A24", "handle_A25", "handle_A26", "handle_A27", "handle_A28", 
    "handle_A29", "handle_A30", "handle_A31", "handle_A32", "handle_A33", 
    "handle_A34", "handle_A35", "handle_A36", "handle_A37", "handle_A38", 
    "handle_A39", "handle_A40", "handle_A41", "handle_A42", "handle_A43", 
    "handle_A44", "handle_A45", "handle_A46", "handle_A47", "handle_A48", 
    "handle_A49", "handle_A50", "handle_A51", "handle_A52", "handle_A53", 
    "handle_A54", "node1", "node2", "node3", "node4", "node5", 
    "node6", "node7", "node8", "node9", "node10", "node11", "node12", 
    "node13", "node14", "node15", "node16", "node17", "node18", 
    "node19", "node20", "node21", "node22", "node23", "node24", 
    "node25", "node26", "node27", "node28", "node29", "node30", 
    "node31", "node32", "node33", "node34", "node35", "node36", 
    "node37", "node38", "node39", "node40", "node41", "node42", 
    "node43", "node44", "node45", "node46", "node47", "node48", 
    "node49", "node50", "node51", "node52", "node53", "node54"
    ))), .Names = c("Mver", "xver", "Mhor", "xhor", "Mrot", "exact_h", 
"exact_v", "mcdonalds", "celtic", "reefknot", "center_crossing", 
"indep"))), .Names = c("minsymvec", "overunderobj", "symobj"), class = "knot")