octave:2> catenaria1 octave:3> catenaria1 octave:4> catenaria1 octave:5> catenaria1 octave:6> catenaria1 octave:7> catenaria1 octave:8> catenaria1 octave:9> (1:1001) ans = Columns 1 through 10: 1 2 3 4 5 6 7 8 9 10 Columns 11 through 20: 11 12 13 14 15 16 17 18 19 20 Columns 21 through 30: 21 22 23 24 25 26 27 28 29 30 Columns 31 through 40: 31 32 33 34 35 36 37 38 39 40 Columns 41 through 50: 41 42 43 44 45 46 47 48 49 50 Columns 51 through 60: 51 52 53 54 55 56 57 58 59 60 Columns 61 through 70: 61 62 63 64 65 66 67 68 69 70 Columns 71 through 80: 71 72 73 74 75 76 77 78 79 80 Columns 81 through 90: 81 82 83 84 85 86 87 88 89 90 Columns 91 through 100: 91 92 93 94 95 96 97 98 99 100 Columns 101 through 110: 101 102 103 104 105 106 107 108 109 110 Columns 111 through 120: 111 112 113 114 115 116 117 118 119 120 Columns 121 through 130: 121 122 123 124 125 126 127 128 129 130 Columns 131 through 140: 131 132 133 134 135 136 137 138 139 140 Columns 141 through 150: 141 142 143 144 145 146 147 148 149 150 Columns 151 through 160: 151 152 153 154 155 156 157 158 159 160 Columns 161 through 170: 161 162 163 164 165 166 167 168 169 170 Columns 171 through 180: 171 172 173 174 175 176 177 178 179 180 Columns 181 through 190: 181 182 183 184 185 186 187 188 189 190 Columns 191 through 200: 191 192 193 194 195 196 197 198 199 200 Columns 201 through 210: 201 202 203 204 205 206 207 208 209 210 Columns 211 through 220: 211 212 213 214 215 216 217 218 219 220 Columns 221 through 230: 221 222 223 224 225 226 227 228 229 230 Columns 231 through 240: 231 232 233 234 235 236 237 238 239 240 Columns 241 through 250: 241 242 243 244 245 246 247 248 249 250 Columns 251 through 260: 251 252 253 254 255 256 257 258 259 260 Columns 261 through 270: 261 262 263 264 265 266 267 268 269 270 Columns 271 through 280: 271 272 273 274 275 276 277 278 279 280 Columns 281 through 290: 281 282 283 284 285 286 287 288 289 290 Columns 291 through 300: 291 292 293 294 295 296 297 298 299 300 Columns 301 through 310: 301 302 303 304 305 306 307 308 309 310 Columns 311 through 320: 311 312 313 314 315 316 317 318 319 320 Columns 321 through 330: 321 322 323 324 325 326 327 328 329 330 Columns 331 through 340: 331 332 333 334 335 336 337 338 339 340 Columns 341 through 350: 341 342 343 344 345 346 347 348 349 350 Columns 351 through 360: 351 352 353 354 355 356 357 358 359 360 Columns 361 through 370: 361 362 363 364 365 366 367 368 369 370 Columns 371 through 380: 371 372 373 374 375 376 377 378 379 380 Columns 381 through 390: 381 382 383 384 385 386 387 388 389 390 Columns 391 through 400: 391 392 393 394 395 396 397 398 399 400 Columns 401 through 410: 401 402 403 404 405 406 407 408 409 410 Columns 411 through 420: 411 412 413 414 415 416 417 418 419 420 Columns 421 through 430: 421 422 423 424 425 426 427 428 429 430 Columns 431 through 440: 431 432 433 434 435 436 437 438 439 440 Columns 441 through 450: 441 442 443 444 445 446 447 448 449 450 Columns 451 through 460: 451 452 453 454 455 456 457 458 459 460 Columns 461 through 470: 461 462 463 464 465 466 467 468 469 470 Columns 471 through 480: 471 472 473 474 475 476 477 478 479 480 Columns 481 through 490: 481 482 483 484 485 486 487 488 489 490 Columns 491 through 500: 491 492 493 494 495 496 497 498 499 500 Columns 501 through 510: 501 502 503 504 505 506 507 508 509 510 Columns 511 through 520: 511 512 513 514 515 516 517 518 519 520 Columns 521 through 530: 521 522 523 524 525 526 527 528 529 530 Columns 531 through 540: 531 532 533 534 535 536 537 538 539 540 Columns 541 through 550: 541 542 543 544 545 546 547 548 549 550 Columns 551 through 560: 551 552 553 554 555 556 557 558 559 560 Columns 561 through 570: 561 562 563 564 565 566 567 568 569 570 Columns 571 through 580: 571 572 573 574 575 576 577 578 579 580 Columns 581 through 590: 581 582 583 584 585 586 587 588 589 590 Columns 591 through 600: 591 592 593 594 595 596 597 598 599 600 Columns 601 through 610: 601 602 603 604 605 606 607 608 609 610 Columns 611 through 620: 611 612 613 614 615 616 617 618 619 620 Columns 621 through 630: 621 622 623 624 625 626 627 628 629 630 Columns 631 through 640: 631 632 633 634 635 636 637 638 639 640 Columns 641 through 650: 641 642 643 644 645 646 647 648 649 650 Columns 651 through 660: 651 652 653 654 655 656 657 658 659 660 Columns 661 through 670: 661 662 663 664 665 666 667 668 669 670 Columns 671 through 680: 671 672 673 674 675 676 677 678 679 680 Columns 681 through 690: 681 682 683 684 685 686 687 688 689 690 Columns 691 through 700: 691 692 693 694 695 696 697 698 699 700 Columns 701 through 710: 701 702 703 704 705 706 707 708 709 710 Columns 711 through 720: 711 712 713 714 715 716 717 718 719 720 Columns 721 through 730: 721 722 723 724 725 726 727 728 729 730 Columns 731 through 740: 731 732 733 734 735 736 737 738 739 740 Columns 741 through 750: 741 742 743 744 745 746 747 748 749 750 Columns 751 through 760: 751 752 753 754 755 756 757 758 759 760 Columns 761 through 770: 761 762 763 764 765 766 767 768 769 770 Columns 771 through 780: 771 772 773 774 775 776 777 778 779 780 Columns 781 through 790: 781 782 783 784 785 786 787 788 789 790 Columns 791 through 800: 791 792 793 794 795 796 797 798 799 800 Columns 801 through 810: 801 802 803 804 805 806 807 808 809 810 Columns 811 through 820: 811 812 813 814 815 816 817 818 819 820 Columns 821 through 830: 821 822 823 824 825 826 827 828 829 830 Columns 831 through 840: 831 832 833 834 835 836 837 838 839 840 Columns 841 through 850: 841 842 843 844 845 846 847 848 849 850 Columns 851 through 860: 851 852 853 854 855 856 857 858 859 860 Columns 861 through 870: 861 862 863 864 865 866 867 868 869 870 Columns 871 through 880: 871 872 873 874 875 876 877 878 879 880 Columns 881 through 890: 881 882 883 884 885 886 887 888 889 890 Columns 891 through 900: 891 892 893 894 895 896 897 898 899 900 Columns 901 through 910: 901 902 903 904 905 906 907 908 909 910 Columns 911 through 920: 911 912 913 914 915 916 917 918 919 920 Columns 921 through 930: 921 922 923 924 925 926 927 928 929 930 Columns 931 through 940: 931 932 933 934 935 936 937 938 939 940 Columns 941 through 950: 941 942 943 944 945 946 947 948 949 950 Columns 951 through 960: 951 952 953 954 955 956 957 958 959 960 Columns 961 through 970: 961 962 963 964 965 966 967 968 969 970 Columns 971 through 980: 971 972 973 974 975 976 977 978 979 980 Columns 981 through 990: 981 982 983 984 985 986 987 988 989 990 Columns 991 through 1000: 991 992 993 994 995 996 997 998 999 1000 Column 1001: 1001 octave:10> range=1:1001; octave:11> range(1:100:1001) ans = Columns 1 through 10: 1 101 201 301 401 501 601 701 801 901 Column 11: 1001 octave:12> range(1:50:1001) ans = Columns 1 through 10: 1 51 101 151 201 251 301 351 401 451 Columns 11 through 20: 501 551 601 651 701 751 801 851 901 951 Column 21: 1001 octave:13> range(1:30:1001) ans = Columns 1 through 12: 1 31 61 91 121 151 181 211 241 271 301 331 Columns 13 through 24: 361 391 421 451 481 511 541 571 601 631 661 691 Columns 25 through 34: 721 751 781 811 841 871 901 931 961 991 octave:14> range(1:32:1001) ans = Columns 1 through 12: 1 33 65 97 129 161 193 225 257 289 321 353 Columns 13 through 24: 385 417 449 481 513 545 577 609 641 673 705 737 Columns 25 through 32: 769 801 833 865 897 929 961 993 octave:15> range(1:33:1001) ans = Columns 1 through 12: 1 34 67 100 133 166 199 232 265 298 331 364 Columns 13 through 24: 397 430 463 496 529 562 595 628 661 694 727 760 Columns 25 through 31: 793 826 859 892 925 958 991 octave:16> range(1:34:1001) ans = Columns 1 through 12: 1 35 69 103 137 171 205 239 273 307 341 375 Columns 13 through 24: 409 443 477 511 545 579 613 647 681 715 749 783 Columns 25 through 30: 817 851 885 919 953 987 octave:17> range(1:20:1001) ans = Columns 1 through 10: 1 21 41 61 81 101 121 141 161 181 Columns 11 through 20: 201 221 241 261 281 301 321 341 361 381 Columns 21 through 30: 401 421 441 461 481 501 521 541 561 581 Columns 31 through 40: 601 621 641 661 681 701 721 741 761 781 Columns 41 through 50: 801 821 841 861 881 901 921 941 961 981 Column 51: 1001 octave:18> mrif=1001 mrif = 1001 octave:19> m=21 m = 21 octave:20> 1:(mrif-1)/(m-1):m ans = 1 octave:21> 1:((mrif-1)/(m-1)):m ans = 1 octave:22> (mrif-1)/(m-1) ans = 50 octave:23> 1:((mrif-1)/(m-1)):mrif ans = Columns 1 through 10: 1 51 101 151 201 251 301 351 401 451 Columns 11 through 20: 501 551 601 651 701 751 801 851 901 951 Column 21: 1001 octave:24> m=51 m = 51 octave:25> 1:((mrif-1)/(m-1)):mrif ans = Columns 1 through 10: 1 21 41 61 81 101 121 141 161 181 Columns 11 through 20: 201 221 241 261 281 301 321 341 361 381 Columns 21 through 30: 401 421 441 461 481 501 521 541 561 581 Columns 31 through 40: 601 621 641 661 681 701 721 741 761 781 Columns 41 through 50: 801 821 841 861 881 901 921 941 961 981 Column 51: 1001 octave:26> catenaria2 octave:27> catenaria2 octave:28> catenaria2 warning: axis: omitting non-positive data in log plot warning: axis: omitting non-positive data in log plot octave:29> catenaria2 octave:30> quit