320 349.5 384 349.5 383 159.5 320 158.5 u 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 320 349.5 384 349.5 383 159.5 320 158.5 u 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 320 349.5 384 349.5 383 159.5 320 158.5 u 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e $x_3$ $z_1$ $z_3$ $y_3$ 320 349.5 384 349.5 383 159.5 320 158.5 u 2.95858 0 0 2.95858 176.775148 307.751479 e $w_0$ $N_0$ $N_u$ $N_{uv}$ $N_v$ 2.95858 0 0 2.95858 176.775148 307.751479 e $w_1$ 2.95858 0 0 2.95858 176.775148 307.751479 e $w_2$ 2.95858 0 0 2.95858 176.775148 307.751479 e $w_3$ 281.923077 106.538462 m 175.769231 208.846154 l 281.923077 105.769231 m 176.538462 257.307692 l 335.769231 302.692308 m 281.923077 108.076923 l 331.923077 107.307692 m 175.769231 207.307692 l 332.692308 107.307692 m 176.538462 303.461538 l 332.692308 105.769231 m 491.153846 302.692308 l 333.461538 105 m 488.846154 205.769231 l 281.923077 107.307692 m 489.615385 205 l 280.384615 105.769231 m 488.846154 256.538462 l 331.923077 103.461538 m 377.529069 0 0 377.529069 -31.620187 205.267695 340.384615 269.615385 a 378.727811 104.881657 m 338.727811 207.95858 l 379.497041 105.650888 m 490.266272 301.804734 l 490.266272 256.420118 m 380.266272 104.112426 l 378.727811 106.420118 m 175.650888 258.727811 l 378.727811 106.420118 m 176.420118 304.112426 l 278.727811 107.189349 m 334.112426 85.650888 l 334.881657 84.881657 m 331.035503 105.650888 l 334.881657 84.881657 m 379.497041 104.112426 l 334.881657 84.112426 m 414.112426 88.727811 431.804734 143.343195 339.497041 207.189349 s 335.650888 84.112426 m 413.343195 84.112426 448.727811 127.189349 397.95858 223.343195 338.727811 270.266272 s 335.650888 84.112426 m 427.189349 85.650888 457.189349 142.573964 426.420118 248.727811 338.727811 305.650888 s 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e $x_1$ $x_2$ 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e $z_2$ $y_1$ $y_2$ 175 302.692308 m 337.307692 303.461538 l 338.846154 303.461538 m 489.615385 301.923077 l 490.384615 301.153846 m 175.769231 207.307692 l 490.384615 301.153846 m 176.538462 259.615385 l 491.923077 255.769231 m 337.307692 269.615385 l 336.538462 269.615385 m 175.769231 258.076923 l 177.307692 257.307692 m 490.384615 206.538462 l 177.307692 207.307692 m 335.769231 207.307692 l 490.384615 205.769231 l 177.307692 207.307692 m 490.384615 257.307692 l 490.384615 257.307692 m 176.538462 303.461538 l 176.538462 303.461538 m 490.384615 205.769231 l 2.95858 0 0 2.95858 176.775148 307.751479 e 2.95858 0 0 2.95858 176.775148 307.751479 e $u=12$ $v=16$ 258.076923 368.846154 m 336.538462 303.461538 l 257.307692 368.076923 m 336.538462 270.384615 l 258.076923 368.076923 m 335.769231 209.615385 l 336.538462 209.615385 m 417.307692 366.538462 l 416.538462 366.538462 m 338.846154 271.923077 l 338.846154 302.692308 m 416.538462 367.307692 l $56$ $46$ $36$ $25$ $24$ $23$ $15$ $14$ $13$ $26$ $45$ $35$ $34$ 257.200478 368.584433 m 177.546404 304.861174 l 257.200478 368.584433 m 177.091238 258.434228 l 258.11081 369.494766 m 176.180905 209.276286 l 417.145858 366.240328 m 490.518639 302.926718 l 416.554142 366.832044 m 489.926923 257.364588 l 417.145858 367.42376 m 490.518639 206.477014 l