Details

Time bar (total: 3.6s)

analyze1.0ms (0%)

Algorithm
search
Search
TrueOtherFalseIter
0%100%0%0
100%0%0%1
Compiler

Compiled 8 to 7 computations (12.5% saved)

sample31.0ms (0.8%)

Algorithm
intervals
Results
13.0ms62×body2048valid
6.0ms141×body128valid
4.0ms28×body1024valid
2.0ms17×body512valid
1.0msbody256valid
Compiler

Compiled 15 to 14 computations (6.7% saved)

simplify172.0ms (4.7%)

Algorithm
egg-herbie
Counts
1 → 1
Iterations

Useful iterations: 0 (5.0ms)

IterNodesCost
07111
17111

prune6.0ms (0.2%)

Pruning

2 alts after pruning (2 fresh and 0 done)

PrunedKeptTotal
New011
Fresh011
Picked000
Done000
Total022

Merged error: 13.8b

Counts
2 → 1
Compiler

Compiled 14 to 12 computations (14.3% saved)

localize6.0ms (0.2%)

Local error

Found 2 expressions with local error:

0.0b
(atan.f64 (+.f64 N 1))
1.0b
(-.f64 (atan.f64 (+.f64 N 1)) (atan.f64 N))

rewrite7.0ms (0.2%)

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt_binary64_2165 *-un-lft-identity_binary64_2143
add-log-exp_binary64_2182
add-cube-cbrt_binary64_2178 cancel-sign-sub-inv_binary64_2109
pow1_binary64_2204 add-exp-log_binary64_2181 add-cbrt-cube_binary64_2179
diff-log_binary64_2235 flip--_binary64_2118 sub-neg_binary64_2136 distribute-lft-out--_binary64_2095 flip3--_binary64_2147 diff-atan_binary64_2300 difference-of-squares_binary64_2112
Counts
2 → 24
Calls

2 calls:

4.0ms
(-.f64 (atan.f64 (+.f64 N 1)) (atan.f64 N))
1.0ms
(atan.f64 (+.f64 N 1))

series36.0ms (1%)

Counts
2 → 6
Calls

2 calls:

28.0ms
(-.f64 (atan.f64 (+.f64 N 1)) (atan.f64 N))
7.0ms
(atan.f64 (+.f64 N 1))

simplify73.0ms (2%)

Algorithm
egg-herbie
Counts
30 → 30
Iterations

Useful iterations: 0 (64.0ms)

IterNodesCost
04971391
14971391

prune44.0ms (1.2%)

Pruning

3 alts after pruning (3 fresh and 0 done)

PrunedKeptTotal
New27330
Fresh000
Picked101
Done000
Total28331

Merged error: 0.3b

Counts
31 → 3
Compiler

Compiled 592 to 423 computations (28.5% saved)

localize7.0ms (0.2%)

Local error

Found 2 expressions with local error:

0.0b
(*.f64 N (+.f64 N 1))
0.3b
(atan2.f64 1 (+.f64 1 (*.f64 N (+.f64 N 1))))

rewrite10.0ms (0.3%)

Algorithm
rewrite-expression-head
Rules
add-sqr-sqrt_binary64_2165 *-un-lft-identity_binary64_2143
pow1_binary64_2204 associate-*r*_binary64_2083 add-exp-log_binary64_2181 add-cube-cbrt_binary64_2178 add-cbrt-cube_binary64_2179
associate-*l*_binary64_2084
add-log-exp_binary64_2182 associate-*r/_binary64_2085
distribute-rgt-in_binary64_2093 cbrt-unprod_binary64_2176 pow-prod-down_binary64_2214 prod-exp_binary64_2192 distribute-lft-out_binary64_2094 unswap-sqr_binary64_2111 flip3-+_binary64_2146 flip-+_binary64_2117 *-commutative_binary64_2074 distribute-lft-in_binary64_2092
Counts
2 → 30
Calls

2 calls:

7.0ms
(*.f64 N (+.f64 N 1))
1.0ms
(atan2.f64 1 (+.f64 1 (*.f64 N (+.f64 N 1))))

series70.0ms (1.9%)

Counts
2 → 6
Calls

2 calls:

55.0ms
(*.f64 N (+.f64 N 1))
15.0ms
(atan2.f64 1 (+.f64 1 (*.f64 N (+.f64 N 1))))

simplify82.0ms (2.3%)

Algorithm
egg-herbie
Counts
36 → 36
Iterations

Useful iterations: 0 (73.0ms)

IterNodesCost
04877383
14877383

prune80.0ms (2.2%)

Pruning

6 alts after pruning (5 fresh and 1 done)

PrunedKeptTotal
New32436
Fresh112
Picked011
Done000
Total33639

Merged error: 0.2b

Counts
39 → 6
Compiler

Compiled 1175 to 958 computations (18.5% saved)

localize10.0ms (0.3%)

Local error

Found 4 expressions with local error:

0.5b
(*.f64 (cbrt.f64 N) (cbrt.f64 N))
0.6b
(cbrt.f64 N)
0.6b
(cbrt.f64 N)
0.6b
(cbrt.f64 N)

rewrite16.0ms (0.5%)

Algorithm
rewrite-expression-head
Rules
25×cbrt-prod_binary64_2174
23×add-sqr-sqrt_binary64_2165
15×add-cube-cbrt_binary64_2178 *-un-lft-identity_binary64_2143
11×pow1_binary64_2204
pow1/3_binary64_2225
associate-*r*_binary64_2083 add-exp-log_binary64_2181 associate-*l*_binary64_2084 swap-sqr_binary64_2110
add-log-exp_binary64_2182 unswap-sqr_binary64_2111 add-cbrt-cube_binary64_2179
pow-sqr_binary64_2116 pow-prod-up_binary64_2213 pow-prod-down_binary64_2214
pow2_binary64_2224 pow-plus_binary64_2206 cbrt-unprod_binary64_2176 prod-exp_binary64_2192 *-commutative_binary64_2074
Counts
4 → 73
Calls

4 calls:

7.0ms
(*.f64 (cbrt.f64 N) (cbrt.f64 N))
1.0ms
(cbrt.f64 N)
1.0ms
(cbrt.f64 N)
1.0ms
(cbrt.f64 N)

series642.0ms (17.6%)

Counts
4 → 12
Calls

4 calls:

179.0ms
(cbrt.f64 N)
167.0ms
(*.f64 (cbrt.f64 N) (cbrt.f64 N))
153.0ms
(cbrt.f64 N)
143.0ms
(cbrt.f64 N)

simplify53.0ms (1.4%)

Algorithm
egg-herbie
Counts
85 → 85
Iterations

Useful iterations: 0 (40.0ms)

IterNodesCost
05245563

prune93.0ms (2.5%)

Pruning

7 alts after pruning (5 fresh and 2 done)

PrunedKeptTotal
New84185
Fresh044
Picked011
Done011
Total84791

Merged error: 0.2b

Counts
91 → 7
Compiler

Compiled 1805 to 1087 computations (39.8% saved)

localize15.0ms (0.4%)

Local error

Found 4 expressions with local error:

0.6b
(cbrt.f64 N)
0.6b
(cbrt.f64 N)
0.6b
(cbrt.f64 (*.f64 (cbrt.f64 N) (cbrt.f64 N)))
0.9b
(pow.f64 (cbrt.f64 (cbrt.f64 N)) 4)

rewrite16.0ms (0.4%)

Algorithm
rewrite-expression-head
Rules
16×cbrt-prod_binary64_2174
10×add-sqr-sqrt_binary64_2165 add-cube-cbrt_binary64_2178 *-un-lft-identity_binary64_2143
unpow-prod-down_binary64_2222
pow1_binary64_2204 add-exp-log_binary64_2181
add-log-exp_binary64_2182 add-cbrt-cube_binary64_2179 pow1/3_binary64_2225
pow-unpow_binary64_2220
pow-pow_binary64_2215
pow-to-exp_binary64_2212 sqr-pow_binary64_2115 pow-exp_binary64_2211
Counts
4 → 55
Calls

4 calls:

4.0ms
(cbrt.f64 (*.f64 (cbrt.f64 N) (cbrt.f64 N)))
4.0ms
(pow.f64 (cbrt.f64 (cbrt.f64 N)) 4)
1.0ms
(cbrt.f64 N)
1.0ms
(cbrt.f64 N)

series795.0ms (21.8%)

Counts
4 → 12
Calls

4 calls:

278.0ms
(pow.f64 (cbrt.f64 (cbrt.f64 N)) 4)
240.0ms
(cbrt.f64 (*.f64 (cbrt.f64 N) (cbrt.f64 N)))
143.0ms
(cbrt.f64 N)
134.0ms
(cbrt.f64 N)

simplify82.0ms (2.3%)

Algorithm
egg-herbie
Counts
67 → 67
Iterations

Useful iterations: 0 (70.0ms)

IterNodesCost
04705558
14705558

prune90.0ms (2.5%)

Pruning

8 alts after pruning (5 fresh and 3 done)

PrunedKeptTotal
New66167
Fresh044
Picked011
Done022
Total66874

Merged error: 0.2b

Counts
74 → 8
Compiler

Compiled 1902 to 1068 computations (43.8% saved)

regimes36.0ms (1%)

Compiler

Compiled 338 to 260 computations (23.1% saved)

bsearch0.0ms (0%)

simplify2.0ms (0.1%)

Algorithm
egg-herbie
Iterations

Useful iterations: 0 (1.0ms)

IterNodesCost
01113
11113

end0.0ms (0%)

sample1.2s (32.1%)

Algorithm
intervals
Results
435.0ms2119×body2048valid
181.0ms4096×body128valid
147.0ms1019×body1024valid
56.0ms520×body512valid
19.0ms246×body256valid
Compiler

Compiled 188 to 148 computations (21.3% saved)

Profiling

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