Profiling results ----------------- Total cpu time observed: 18954ms (out of 19376ms) Number of samples taken: 79 (once every 240ms) ======================================================================= Caller Idx Total Self Name+src Local% ms(pct) ms(pct) Callee ======================================================================= ??? [34] 100.0% [1] 18266(96.4%) 0(0.0%) profile-thunk14 ...t/pkgs/profile-lib/main.rkt:9:0 run [9] 100.0% ----------------------------------------------------------------------- ??? [34] 100.0% [2] 9464(49.9%) 0(0.0%) run-improve58 ...ock/herbie/src/mainloop.rkt:242:0 finalize-table! [10] 54.1% for-loop [12] 43.6% get-final-combination [14] 2.3% ----------------------------------------------------------------------- loop [58] 8.3% ??? [34] 91.7% [3] 2676(14.1%) 0(0.0%) simplify ...lock/herbie/src/core/simplify.rkt:39:0 simplify-expr [11] 77.4% iterate-egraph!5 [16] 15.2% for-loop [15] 7.5% ----------------------------------------------------------------------- loop [58] 100.0% [4] 2612(13.8%) 0(0.0%) completely-simplify-alt ...erbie/src/glue.rkt:87:0 simplify-expr [11] 100.0% ----------------------------------------------------------------------- match-e [41] 100.0% [5] 604(3.2%) 0(0.0%) for-loop ...tlock/herbie/src/core/ematch.rkt:59:11 for-loop [13] 100.0% ----------------------------------------------------------------------- map [82] 16.0% loop [58] 84.0% [6] 424(2.2%) 0(0.0%) ??? ...ket/collects/racket/private/list.rkt:323:18 hash-ref! [62] 84.0% map [82] 16.0% ----------------------------------------------------------------------- location-do [49] 100.0% [7] 218(1.2%) 0(0.0%) loop /home/ztatlock/herbie/src/programs.rkt:137:4 approximate9 [55] 100.0% ----------------------------------------------------------------------- f6 [79] 100.0% [8] 218(1.2%) 0(0.0%) taylor-exp ...ock/herbie/src/core/taylor.rkt:386:0 simplify [66] 100.0% ----------------------------------------------------------------------- profile-thunk14 [1] 100.0% [9] 18266(96.4%) 0(0.0%) run ...share/racket/pkgs/profile-lib/main.rkt:31:2 ??? [34] 100.0% ----------------------------------------------------------------------- run-improve58 [2] 100.0% [10] 5116(27.0%) 0(0.0%) finalize-table! ...k/herbie/src/mainloop.rkt:264:0 post-process [17] 100.0% ----------------------------------------------------------------------- simplify [3] 44.2% completely-simplify-alt [4] 55.8% [11] 4682(24.7%) 0(0.0%) simplify-expr ...herbie/src/core/simplify.rkt:68:0 iterate-egraph!5 [16] 100.0% ----------------------------------------------------------------------- run-improve58 [2] 100.0% [12] 4126(21.8%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:253:8 run-iter! [18] 100.0% ----------------------------------------------------------------------- for-loop [5] 100.0% [13] 604(3.2%) 0(0.0%) for-loop ...tlock/herbie/src/core/ematch.rkt:65:37 match-e [41] 100.0% ----------------------------------------------------------------------- run-improve58 [2] 100.0% [14] 222(1.2%) 0(0.0%) get-final-combination ...ie/src/mainloop.rkt:269:0 extract-alt [19] 100.0% ----------------------------------------------------------------------- simplify [3] 100.0% [15] 200(1.1%) 0(0.0%) for-loop ...ock/herbie/src/core/simplify.rkt:61:12 iterate-egraph!5 [16] 100.0% ----------------------------------------------------------------------- for-loop [15] 3.8% simplify [3] 7.7% simplify-expr [11] 88.5% [16] 5288(27.9%) 0(0.0%) iterate-egraph!5 ...bie/src/core/simplify.rkt:95:0 one-iter [20] 100.0% ----------------------------------------------------------------------- finalize-table! [10] 100.0% [17] 5116(27.0%) 0(0.0%) post-process .../ztatlock/herbie/src/glue.rkt:95:0 loop [58] 60.0% for-loop [22] 28.1% ??? [29] 11.8% ----------------------------------------------------------------------- for-loop [12] 100.0% [18] 4126(21.8%) 0(0.0%) run-iter! ...tatlock/herbie/src/mainloop.rkt:223:0 simplify! [21] 59.5% finalize-iter! [23] 25.8% localize-error [24] 4.9% gen-rewrites! [25] 4.9% choose-best-alt! [26] 4.8% ----------------------------------------------------------------------- get-final-combination [14] 100.0% [19] 222(1.2%) 0(0.0%) extract-alt ...e/ztatlock/herbie/src/glue.rkt:57:0 loop [58] 100.0% ----------------------------------------------------------------------- iterate-egraph!5 [16] 100.0% [20] 5288(27.9%) 402(2.1%) one-iter ...ock/herbie/src/core/simplify.rkt:106:0 for-loop [27] 73.4% loop [31] 15.2% loop [33] 3.8% ----------------------------------------------------------------------- run-iter! [18] 100.0% [21] 2454(12.9%) 0(0.0%) simplify! ...tatlock/herbie/src/mainloop.rkt:162:0 for-loop [28] 100.0% ----------------------------------------------------------------------- post-process [17] 100.0% [22] 1440(7.6%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:119:17 append-map [30] 100.0% ----------------------------------------------------------------------- run-iter! [18] 100.0% [23] 1066(5.6%) 0(0.0%) finalize-iter! ...ck/herbie/src/mainloop.rkt:177:0 ??? [29] 100.0% ----------------------------------------------------------------------- run-iter! [18] 30.7% loop [58] 69.3% [24] 664(3.5%) 0(0.0%) localize-error ...erbie/src/core/localize.rkt:47:0 hash-ref! [62] 100.0% ----------------------------------------------------------------------- run-iter! [18] 100.0% [25] 202(1.1%) 0(0.0%) gen-rewrites! ...ock/herbie/src/mainloop.rkt:148:0 for-loop [32] 100.0% ----------------------------------------------------------------------- run-iter! [18] 100.0% [26] 200(1.1%) 0(0.0%) choose-best-alt! .../herbie/src/mainloop.rkt:120:0 ??? [29] 100.0% ----------------------------------------------------------------------- for-loop [27] 50.0% one-iter [20] 50.0% [27] 3884(20.5%) 1626(8.6%) for-loop ...ck/herbie/src/core/simplify.rkt:116:12 for-loop [27] 50.0% match-e [41] 29.1% ----------------------------------------------------------------------- simplify! [21] 100.0% [28] 2454(12.9%) 0(0.0%) for-loop ...ztatlock/herbie/src/mainloop.rkt:166:6 ??? [34] 100.0% ----------------------------------------------------------------------- choose-best-alt! [26] 10.7% post-process [17] 32.3% finalize-iter! [23] 57.0% [29] 1870(9.9%) 0(0.0%) ??? ...contract/private/arrow-val-first.rkt:357:18 for-loop [35] 89.3% atab-pick-alt8 [39] 10.7% ----------------------------------------------------------------------- for-loop [22] 100.0% [30] 1440(7.6%) 0(0.0%) append-map ...acket/collects/racket/list.rkt:565:2 taylor-alt [36] 86.1% loop [58] 13.9% ----------------------------------------------------------------------- one-iter [20] 100.0% [31] 802(4.2%) 0(0.0%) loop ...cket/collects/racket/private/map.rkt:53:19 apply-match [37] 100.0% ----------------------------------------------------------------------- gen-rewrites! [25] 100.0% [32] 202(1.1%) 0(0.0%) for-loop ...tatlock/herbie/src/mainloop.rkt:153:11 ??? [38] 100.0% ----------------------------------------------------------------------- one-iter [20] 100.0% [33] 200(1.1%) 200(1.1%) loop ...ket/collects/racket/private/list.rkt:264:4 ----------------------------------------------------------------------- for-loop [28] 4.4% run [9] 46.6% [34] 18732(98.8%) 0(0.0%) ??? ...lects/racket/private/more-scheme.rkt:261:28 profile-thunk14 [1] 46.6% loop [40] 26.0% run-improve58 [2] 23.1% simplify [3] 4.4% ----------------------------------------------------------------------- ??? [29] 100.0% [35] 1670(8.8%) 0(0.0%) for-loop ...ock/herbie/src/core/alt-table.rkt:51:2 atab-add-altn [42] 100.0% ----------------------------------------------------------------------- loop [58] 13.9% append-map [30] 86.1% [36] 1440(7.6%) 0(0.0%) taylor-alt ...e/ztatlock/herbie/src/glue.rkt:142:0 for-loop [43] 100.0% ----------------------------------------------------------------------- loop [31] 100.0% [37] 802(4.2%) 0(0.0%) apply-match .../herbie/src/core/simplify.rkt:122:2 match-e [41] 75.1% for-loop [46] 24.9% ----------------------------------------------------------------------- for-loop [32] 100.0% [38] 202(1.1%) 0(0.0%) ??? /home/ztatlock/herbie/src/alternative.rkt:90:0 rewriter [44] 100.0% ----------------------------------------------------------------------- ??? [29] 100.0% [39] 200(1.1%) 0(0.0%) atab-pick-alt8 ...rbie/src/core/alt-table.rkt:54:0 ??? [45] 100.0% ----------------------------------------------------------------------- ??? [34] 100.0% [40] 9268(48.9%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:122:2 make-exacts* [53] 58.0% loop [47] 39.9% loop [54] 2.1% ----------------------------------------------------------------------- for-loop [13] 10.6% apply-match [37] 14.0% for-loop [27] 75.4% [41] 2860(15.1%) 2256(11.9%) match-e ...tatlock/herbie/src/core/ematch.rkt:46:0 for-loop [5] 10.6% constant? [50] 7.1% loop [58] 7.0% ----------------------------------------------------------------------- for-loop [35] 100.0% [42] 1670(8.8%) 0(0.0%) atab-add-altn ...rbie/src/core/alt-table.rkt:208:0 best-and-tied-at-points [48] 100.0% ----------------------------------------------------------------------- taylor-alt [36] 100.0% [43] 1440(7.6%) 0(0.0%) for-loop /home/ztatlock/herbie/src/glue.rkt:144:2 location-do [49] 100.0% ----------------------------------------------------------------------- ??? [38] 100.0% [44] 202(1.1%) 0(0.0%) rewriter ...lock/herbie/src/core/matcher.rkt:123:2 for-loop [51] 100.0% ----------------------------------------------------------------------- atab-pick-alt8 [39] 100.0% [45] 200(1.1%) 0(0.0%) ??? ...tract/private/arrow-higher-order.rkt:369:33 best-alt [52] 100.0% ----------------------------------------------------------------------- apply-match [37] 100.0% [46] 200(1.1%) 0(0.0%) for-loop ...ck/herbie/src/core/simplify.rkt:136:10 loop! [64] 100.0% ----------------------------------------------------------------------- loop [40] 100.0% [47] 3698(19.5%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:93:2 loop [54] 53.7% make-exacts* [53] 46.3% ----------------------------------------------------------------------- atab-add-altn [42] 100.0% [48] 1670(8.8%) 0(0.0%) best-and-tied-at-points ...ore/alt-table.rkt:122:0 errors [61] 87.9% for-loop [56] 12.1% ----------------------------------------------------------------------- location-do [49] 43.8% for-loop [43] 56.2% [49] 1440(7.6%) 0(0.0%) location-do ...tlock/herbie/src/programs.rkt:129:0 approximate9 [55] 51.1% location-do [49] 43.8% loop [7] 5.0% ----------------------------------------------------------------------- match-e [41] 100.0% [50] 202(1.1%) 202(1.1%) constant? ...ck/herbie/src/syntax/syntax.rkt:221:0 ----------------------------------------------------------------------- rewriter [44] 100.0% [51] 202(1.1%) 202(1.1%) for-loop ...ock/herbie/src/core/matcher.rkt:126:10 ----------------------------------------------------------------------- ??? [45] 100.0% [52] 200(1.1%) 0(0.0%) best-alt /home/ztatlock/herbie/src/glue.rkt:79:0 argmins [57] 100.0% ----------------------------------------------------------------------- loop [47] 24.2% loop [40] 75.8% [53] 7092(37.4%) 0(0.0%) make-exacts* ...tatlock/herbie/src/points.rkt:80:0 loop [58] 56.9% map [82] 43.1% ----------------------------------------------------------------------- loop [40] 8.8% loop [47] 91.2% [54] 2176(11.5%) 0(0.0%) loop /home/ztatlock/herbie/src/points.rkt:83:4 map [82] 100.0% ----------------------------------------------------------------------- loop [7] 15.1% location-do [49] 84.9% [55] 1440(7.6%) 0(0.0%) approximate9 ...ck/herbie/src/core/taylor.rkt:11:0 f6 [79] 57.1% loop [59] 42.9% ----------------------------------------------------------------------- best-and-tied-at-points [48] 100.0% [56] 202(1.1%) 202(1.1%) for-loop ...k/herbie/src/core/alt-table.rkt:124:16 ----------------------------------------------------------------------- best-alt [52] 100.0% [57] 200(1.1%) 0(0.0%) argmins /home/ztatlock/herbie/src/common.rkt:85:0 composed [60] 100.0% ----------------------------------------------------------------------- ??? [73] 0.0% make-exacts* [53] 0.1% parse-loop12 [74] 0.1% loop! [64] 0.3% extract-alt [19] 0.4% map [82] 1.0% post-process [17] 1.3% append-map [30] 1.4% match-e [41] 2.8% f6 [79] 4.3% loop [58] 88.3% [58] 14172(74.8%) 202(1.1%) loop ...cket/collects/racket/private/map.rkt:26:19 loop [58] 88.3% simplify [66] 4.3% taylor-alt [36] 1.4% foldl [63] 1.4% completely-simplify-alt [4] 1.3% ??? [73] 0.9% simplify [3] 0.4% loop! [64] 0.3% ??? [6] 0.1% localize-error [24] 0.1% ??? [92] 0.1% real->bigfloat [78] 0.0% ----------------------------------------------------------------------- approximate9 [55] 100.0% [59] 618(3.3%) 0(0.0%) loop ...e/ztatlock/herbie/src/core/taylor.rkt:82:4 hash-ref! [62] 100.0% ----------------------------------------------------------------------- argmins [57] 100.0% [60] 200(1.1%) 0(0.0%) composed ...ollects/racket/private/list.rkt:321:16 errors [61] 100.0% ----------------------------------------------------------------------- composed [60] 12.0% best-and-tied-at-points [48] 88.0% [61] 1668(8.8%) 0(0.0%) errors /home/ztatlock/herbie/src/points.rkt:144:0 for-loop [65] 86.8% eval-prog [69] 13.2% ----------------------------------------------------------------------- ??? [67] 11.6% ??? [68] 17.2% ??? [6] 19.2% loop [59] 19.4% localize-error [24] 32.6% [62] 1282(6.8%) 0(0.0%) hash-ref! ...racket/private/more-scheme.rkt:373:13 f6 [79] 27.3% parse-loop12 [74] 24.5% ??? [68] 17.2% ??? [67] 11.6% simplify [66] 11.6% taylor [72] 7.8% ----------------------------------------------------------------------- loop [58] 100.0% [63] 200(1.1%) 0(0.0%) foldl ...et/collects/racket/private/list.rkt:229:4 merge2 [70] 100.0% ----------------------------------------------------------------------- loop [58] 50.0% for-loop [46] 50.0% [64] 200(1.1%) 0(0.0%) loop! .../ztatlock/herbie/src/core/enode.rkt:163:2 loop [58] 50.0% set [71] 50.0% ----------------------------------------------------------------------- errors [61] 100.0% [65] 1448(7.6%) 404(2.1%) for-loop ...e/ztatlock/herbie/src/points.rkt:147:4 ??? [73] 58.3% ??? [76] 13.8% ----------------------------------------------------------------------- taylor-exp [8] 17.6% hash-ref! [62] 33.7% loop [58] 48.7% [66] 1240(6.5%) 0(0.0%) simplify ...atlock/herbie/src/core/reduce.rkt:18:0 f6 [79] 67.6% parse-loop12 [74] 32.4% ----------------------------------------------------------------------- hash-ref! [62] 100.0% [67] 418(2.2%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:42:15 hash-ref! [62] 100.0% ----------------------------------------------------------------------- hash-ref! [62] 100.0% [68] 400(2.1%) 0(0.0%) ??? ...e/ztatlock/herbie/src/core/taylor.rkt:63:15 hash-ref! [62] 100.0% ----------------------------------------------------------------------- errors [61] 100.0% [69] 220(1.2%) 220(1.2%) eval-prog ...tatlock/herbie/src/programs.rkt:162:0 ----------------------------------------------------------------------- foldl [63] 100.0% [70] 200(1.1%) 200(1.1%) merge2 ...ztatlock/herbie/src/core/ematch.rkt:31:0 ----------------------------------------------------------------------- loop! [64] 100.0% [71] 200(1.1%) 200(1.1%) set ...collects/racket/private/set-types.rkt:982:0 ----------------------------------------------------------------------- hash-ref! [62] 100.0% [72] 200(1.1%) 0(0.0%) taylor ...tatlock/herbie/src/core/taylor.rkt:157:0 debug-print [75] 100.0% ----------------------------------------------------------------------- for-loop [65] 8.3% loop [58] 91.7% [73] 10112(53.4%) 436(2.3%) ??? /home/ztatlock/herbie/src/programs.rkt:168:4 ??? [77] 63.0% real->bigfloat [78] 25.0% loop [58] 5.0% ...e/case-arrow.rkt:150:50 [80] 2.7% ----------------------------------------------------------------------- map [82] 20.9% simplify [66] 38.5% hash-ref! [62] 40.6% [74] 1044(5.5%) 0(0.0%) parse-loop12 ...s/racket/match/compiler.rkt:410:15 f6 [79] 38.5% loop [58] 34.1% make-multiplication-node [81] 20.9% map [82] 6.5% ----------------------------------------------------------------------- taylor [72] 100.0% [75] 200(1.1%) 200(1.1%) debug-print ...ztatlock/herbie/src/debug.rkt:107:0 ----------------------------------------------------------------------- for-loop [65] 100.0% [76] 200(1.1%) 200(1.1%) ??? ...ket/collects/racket/private/for.rkt:1150:14 ----------------------------------------------------------------------- ??? [73] 100.0% [77] 6374(33.6%) 622(3.3%) ??? ...acket/collects/racket/private/kw.rkt:400:14 ??? [92] 38.3% bffma [83] 25.7% ...ow-val-first.rkt:357:18 [88] 14.3% bf* [89] 8.5% ??? [85] 3.5% ----------------------------------------------------------------------- loop [58] 16.6% ??? [73] 83.4% [78] 3028(16.0%) 2502(13.2%) real->bigfloat .../private/bigfloat/mpfr.rkt:451:0 ??? [100] 17.4% ----------------------------------------------------------------------- f6 [79] 6.5% parse-loop12 [74] 7.9% approximate9 [55] 14.4% map [82] 21.9% simplify [66] 22.3% hash-ref! [62] 27.1% [79] 1700(9.0%) 218(1.2%) f6 ...et/collects/racket/match/compiler.rkt:499:40 map [82] 54.4% loop [58] 11.8% combine-mterms [84] 7.9% f6 [79] 6.5% gather-multiplicative-terms [87] 4.0% taylor-exp [8] 2.6% ----------------------------------------------------------------------- ??? [73] 100.0% [80] 274(1.4%) 274(1.4%) ...e/case-arrow.rkt:150:50 (unknown source) ----------------------------------------------------------------------- parse-loop12 [74] 100.0% [81] 218(1.2%) 0(0.0%) make-multiplication-node .../core/reduce.rkt:221:0 make-multiplication-subnode [86]100.0% ----------------------------------------------------------------------- ??? [6] 1.5% parse-loop12 [74] 1.5% f6 [79] 19.1% loop [54] 32.4% make-exacts* [53] 45.5% [82] 6720(35.5%) 0(0.0%) map ...acket/collects/racket/private/map.rkt:21:13 loop [58] 84.7% f6 [79] 10.4% ??? [6] 1.5% ->flonum [90] 1.5% parse-loop12 [74] 1.1% ??? [91] 0.7% ----------------------------------------------------------------------- ??? [77] 100.0% [83] 1636(8.6%) 0(0.0%) bffma ...atlock/herbie/src/syntax/syntax.rkt:122:0 bf* [89] 58.6% ...ow-val-first.rkt:357:18 [88] 41.4% ----------------------------------------------------------------------- f6 [79] 100.0% [84] 402(2.1%) 402(2.1%) combine-mterms ...herbie/src/core/reduce.rkt:182:0 ----------------------------------------------------------------------- ??? [77] 100.0% [85] 222(1.2%) 222(1.2%) ??? /home/ztatlock/herbie/src/config.rkt:29:0 ----------------------------------------------------------------------- make-multiplication-node [81] 100.0% [86] 218(1.2%) 218(1.2%) make-multiplication-subnode ...re/reduce.rkt:231:0 ----------------------------------------------------------------------- f6 [79] 100.0% [87] 202(1.1%) 202(1.1%) gather-multiplicative-terms ...re/reduce.rkt:107:0 ----------------------------------------------------------------------- bffma [83] 42.7% ??? [77] 57.3% [88] 1588(8.4%) 0(0.0%) ...ow-val-first.rkt:357:18 (unknown source) ??? [93] 100.0% ----------------------------------------------------------------------- ??? [77] 36.1% bffma [83] 63.9% [89] 1500(7.9%) 0(0.0%) bf* ...ath/private/bigfloat/bigfloat-mpfr.rkt:95:0 ??? [92] 100.0% ----------------------------------------------------------------------- map [82] 100.0% [90] 204(1.1%) 204(1.1%) ->flonum ...ock/herbie/src/syntax/syntax.rkt:224:0 ----------------------------------------------------------------------- map [82] 100.0% [91] 200(1.1%) 0(0.0%) ??? /home/ztatlock/herbie/src/core/reduce.rkt:52:5 for-loop [94] 100.0% ----------------------------------------------------------------------- loop [58] 10.4% bf* [89] 34.1% ??? [77] 55.5% [92] 4402(23.2%) 0(0.0%) ??? ...-racket/utils/simple-result-arrow.rkt:26:12 bfmul [95] 72.5% ??? [99] 17.0% bfsqr [97] 10.4% ----------------------------------------------------------------------- ...ow-val-first.rkt:357:18 [88] 100.0% [93] 1588(8.4%) 0(0.0%) ??? ...cts/racket/contract/private/list.rkt:187:10 ??? [96] 100.0% ----------------------------------------------------------------------- ??? [91] 100.0% [94] 200(1.1%) 0(0.0%) for-loop ...atlock/herbie/src/core/reduce.rkt:53:7 pattern-match [98] 100.0% ----------------------------------------------------------------------- ??? [92] 100.0% [95] 3192(16.8%) 2958(15.6%) bfmul ...-lib/math/private/bigfloat/mpfr.rkt:819:4 ??? [100] 7.3% ----------------------------------------------------------------------- ??? [93] 100.0% [96] 1588(8.4%) 0(0.0%) ??? ...ects/racket/contract/private/guts.rkt:638:8 ??? [99] 100.0% ----------------------------------------------------------------------- ??? [92] 100.0% [97] 460(2.4%) 220(1.2%) bfsqr ...-lib/math/private/bigfloat/mpfr.rkt:616:4 ??? [100] 52.2% ----------------------------------------------------------------------- for-loop [94] 100.0% [98] 200(1.1%) 200(1.1%) pattern-match .../herbie/src/core/matcher.rkt:47:0 ----------------------------------------------------------------------- ??? [92] 32.1% ??? [96] 67.9% [99] 2338(12.3%) 1668(8.8%) ??? ...tract/private/arrow-higher-order.rkt:373:33 ??? [101] 28.7% ----------------------------------------------------------------------- bfmul [95] 23.4% bfsqr [97] 24.0% real->bigfloat [78] 52.6% [100] 1000(5.3%) 1000(5.3%) ??? .../share/racket/collects/ffi/unsafe.rkt:861:4 ----------------------------------------------------------------------- ??? [99] 100.0% [101] 670(3.5%) 410(2.2%) ??? ...llects/racket/contract/combinator.rkt:178:4 any-wrap/traverse [102] 38.8% ----------------------------------------------------------------------- ??? [101] 100.0% [102] 260(1.4%) 260(1.4%) any-wrap/traverse ...cket/utils/any-wrap.rkt:106:2 -----------------------------------------------------------------------