File:9crossings-knot-symmetrical.png
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9crossings-knot-symmetrical.png (636 × 600 pixels, file size: 19 KB, MIME type: image/png)
Three-fold symmetric alternating knot. Compare the non-alternating knot Image:9crossings-symmetrical-nonalt.png .
Self-made, declared to be in public domain, generated from a version of the following PostScript source code:
%! 7 3.5 translate/r{rcurveto}def/h{closepath}def/m{moveto}def .2 dup scale 2154 734 m 0 267 -143 478 -310 617 r -77 447 -412 675 -746 675 r -321 0 -667 -216 -746 -675 r -186 -155 -310 -370 -310 -617 r 0 -405 329 -734 734 -734 r 110 0 219 21 321 58 r 100 -37 210 -58 323 -58 r 405 0 734 329 734 734 r h 1682 1460 m -116 62 -241 96 -360 96 r -78 0 -155 -15 -224 -48 r -69 33 -146 48 -224 48 r -119 0 -244 -34 -360 -96 r 120 342 399 436 584 436 r 188 0 465 -95 584 -436 r h 1715 1334 m -125 84 -266 131 -393 131 r -247 0 -379 -178 -411 -327 r -20 -8 -39 -17 -58 -27 r 25 182 175 406 469 406 r 123 0 256 -40 377 -111 r 6 -24 12 -48 16 -72 r h 1728 1190 m 0 -168 -51 -312 -134 -404 r -42 166 -153 261 -209 299 r -10 133 -70 249 -155 331 r 29 6 60 10 92 10 r 128 0 274 -51 401 -145 r 3 -31 5 -61 5 -91 r h 1819 1190 m 0 -203 -71 -403 -210 -514 r -1 21 -3 43 -6 64 r 110 105 164 278 164 450 r 0 475 -339 745 -669 745 r -221 0 -522 -123 -634 -504 r -22 -13 -44 -28 -65 -43 r 93 416 410 599 699 599 r 431 0 721 -372 721 -797 r h 1241 1153 m -46 13 -94 20 -143 20 r -49 0 -97 -7 -143 -20 r 26 91 81 159 143 204 r 62 -45 118 -113 143 -204 r h 1347 1049 m 0 -165 -83 -287 -162 -356 r -18 7 -35 15 -52 25 r 157 122 162 293 162 331 r 0 37 -5 209 -162 331 r 17 9 34 17 53 24 r 77 -68 161 -190 161 -355 r h 2024 734 m 0 -334 -270 -604 -604 -604 r -50 0 -100 5 -147 14 r 186 116 319 291 334 482 r 158 109 243 313 251 530 r 98 -114 166 -253 166 -422 r h 1477 701 m -49 -22 -102 -33 -156 -33 r -32 0 -63 4 -93 11 r 60 57 117 142 143 249 r 66 -68 98 -150 106 -227 r h 2115 734 m 0 -384 -311 -695 -695 -695 r -379 0 -743 257 -789 561 r 19 -10 38 -19 58 -27 r 61 -246 372 -482 731 -482 r 355 0 643 288 643 643 r 0 193 -84 353 -205 480 r -1 26 -2 52 -5 78 r 252 -232 262 -479 262 -558 r h 1254 1010 m -12 -117 -76 -212 -156 -270 r -80 57 -144 153 -156 270 r 49 22 102 33 156 33 r 54 0 107 -11 156 -33 r h 1479 660 m 0 -19 -2 -39 -6 -58 r -49 -16 -100 -25 -152 -25 r -243 0 -423 178 -463 381 r 15 12 31 23 47 33 r 30 -216 215 -362 416 -362 r 54 0 108 10 158 31 r h 1570 663 m 0 -203 -148 -391 -353 -507 r -23 7 -47 14 -70 22 r 210 102 371 291 371 485 r 0 112 -46 227 -138 310 r 3 21 5 42 6 63 r 89 -68 184 -195 184 -373 r h 1256 1052 m -50 20 -104 30 -158 30 r -219 0 -388 -164 -416 -362 r -16 10 -32 21 -47 34 r 44 221 240 380 463 380 r 52 0 104 -8 153 -25 r 3 -19 5 -38 5 -57 r h 966 1416 m -85 -82 -145 -199 -155 -331 r -99 -67 -176 -169 -209 -299 r -83 92 -134 236 -134 404 r 0 30 2 60 5 91 r 127 94 273 145 401 145 r 32 0 63 -4 92 -10 r h 968 679 m -30 -7 -61 -11 -93 -11 r -54 0 -107 11 -156 33 r 8 77 40 159 106 227 r 24 -100 77 -186 143 -249 r h 1055 613 m -57 -24 -118 -36 -180 -36 r -299 0 -498 261 -498 613 r 0 8 rlineto 17 17 35 34 54 50 r -2 -20 -2 -39 -2 -58 r 0 -325 178 -561 446 -561 r 44 0 87 7 128 20 r 17 -13 34 -25 52 -36 r h 1462 558 m -47 -145 -184 -282 -365 -360 r -181 79 -316 217 -362 360 r 45 -13 92 -20 140 -20 r 77 0 154 18 223 51 r 69 -33 146 -51 223 -51 r 48 0 95 7 141 20 r h 1054 1484 m -18 -11 -36 -23 -52 -37 r -40 12 -83 18 -128 18 r -328 0 -741 -314 -741 -731 r 0 -355 288 -643 643 -643 r 67 0 133 9 196 24 r 23 -12 46 -24 70 -34 r -85 -27 -175 -42 -266 -42 r -384 0 -695 311 -695 695 r 0 447 437 783 793 783 r 63 0 124 -11 180 -33 r h 923 144 m -48 -9 -97 -14 -147 -14 r -334 0 -604 270 -604 604 r 0 169 68 308 166 422 r 8 -217 94 -421 251 -530 r 15 -185 145 -363 334 -482 r h fill showpage %EOF
File history
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Date/Time | Thumbnail | Dimensions | User | Comment | |
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current | 17:10, 12 February 2010 | 636 × 600 (19 KB) | AnonMoos (talk | contribs) | Self-made, declared to be in public domain, generated from a version of the following PostScript source code: <pre>%! 7 3.5 translate/r{rcurveto}def/h{closepath}def/m{moveto}def .2 dup scale 2154 734 m 0 267 -143 478 -310 617 r -77 447 -412 675 -746 675 |
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