Details

Time bar (total: 8.5s)

sample65.0ms

Algorithm
intervals
Results
28.0ms74×body640valid
13.0ms128×body80valid
10.0ms36×body320valid
3.0ms18×body160valid

simplify11.0ms

Counts
1 → 1
Iterations
IterNodes
done18
218
115
07

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 16.2b

localize21.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (+ x 1))
0.0b
(/ 1 (- x 1))
2.6b
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

rewrite92.0ms

Algorithm
rewrite-expression-head
Rules
98×*-un-lft-identity
72×add-sqr-sqrt
69×times-frac
32×add-cube-cbrt
27×distribute-lft-out--
17×difference-of-squares
11×associate-/r* add-exp-log
10×distribute-lft-out
add-cbrt-cube
associate-/r/ div-inv associate-/l*
pow1 add-log-exp
difference-of-sqr-1 div-exp
insert-posit16 flip--
cbrt-undiv rec-exp clear-num frac-2neg flip3-- 1-exp flip-+ pow-flip inv-pow
sub-neg flip3-+ diff-log frac-sub
Counts
3 → 128
Calls
3 calls:
12.0ms
(/ 1 (+ x 1))
13.0ms
(/ 1 (- x 1))
64.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

series132.0ms

Counts
3 → 9
Calls
3 calls:
19.0ms
(/ 1 (+ x 1))
22.0ms
(/ 1 (- x 1))
92.0ms
(- (/ 1 (+ x 1)) (/ 1 (- x 1)))

simplify950.0ms

Counts
137 → 137
Iterations
IterNodes
done2002
32002
21077
1401
0185

prune383.0ms

Pruning

3 alts after pruning (3 fresh and 0 done)

Merged error: 0.8b

localize32.0ms

Local error

Found 2 expressions with local error:

0.7b
(/ 1 (- (* x x) (* 1 1)))
2.2b
(- (- x 1) (+ x 1))

rewrite63.0ms

Algorithm
rewrite-expression-head
Rules
23×*-un-lft-identity
14×add-log-exp
13×add-sqr-sqrt
12×times-frac
11×add-cube-cbrt
diff-log add-exp-log distribute-lft-out--
difference-of-squares
associate-/r* flip3-- add-cbrt-cube frac-sub flip--
pow1 associate-/l*
sum-log sub-neg flip3-+ div-exp associate--l+ associate-/r/ flip-+ insert-posit16 distribute-lft-out
associate--l- cbrt-undiv rec-exp clear-num frac-2neg 1-exp div-inv pow-flip associate--r+ inv-pow
Counts
2 → 67
Calls
2 calls:
19.0ms
(/ 1 (- (* x x) (* 1 1)))
43.0ms
(- (- x 1) (+ x 1))

series44.0ms

Counts
2 → 6
Calls
2 calls:
35.0ms
(/ 1 (- (* x x) (* 1 1)))
9.0ms
(- (- x 1) (+ x 1))

simplify1.2s

Counts
73 → 73
Iterations
IterNodes
done2003
32003
21556
1392
0144

prune218.0ms

Pruning

4 alts after pruning (4 fresh and 0 done)

Merged error: 0.8b

localize13.0ms

Local error

Found 2 expressions with local error:

0.0b
(* (/ 1 (- (* x x) (* 1 1))) -2)
0.7b
(/ 1 (- (* x x) (* 1 1)))

rewrite45.0ms

Algorithm
rewrite-expression-head
Rules
27×add-sqr-sqrt
26×times-frac
21×*-un-lft-identity
20×add-cube-cbrt
18×associate-*l*
15×add-exp-log
add-cbrt-cube
difference-of-squares
pow1
associate-/r* div-exp prod-exp associate-/r/
associate-*r* associate-/l* unswap-sqr
cbrt-undiv rec-exp flip3-- 1-exp cbrt-unprod insert-posit16 div-inv flip-- add-log-exp
clear-num frac-2neg pow-prod-down associate-*l/ *-commutative pow-flip inv-pow
Counts
2 → 79
Calls
2 calls:
28.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
16.0ms
(/ 1 (- (* x x) (* 1 1)))

series68.0ms

Counts
2 → 6
Calls
2 calls:
35.0ms
(* (/ 1 (- (* x x) (* 1 1))) -2)
32.0ms
(/ 1 (- (* x x) (* 1 1)))

simplify803.0ms

Counts
85 → 85
Iterations
IterNodes
done2000
32000
2838
1345
0139

prune227.0ms

Pruning

6 alts after pruning (5 fresh and 1 done)

Merged error: 0.0b

localize24.0ms

Local error

Found 3 expressions with local error:

0.0b
(/ 1 (+ x 1))
0.0b
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
0.1b
(/ (/ 1 (+ x 1)) (- x 1))

rewrite99.0ms

Algorithm
rewrite-expression-head
Rules
449×times-frac
381×*-un-lft-identity
331×add-sqr-sqrt
171×add-cube-cbrt
132×associate-*l*
74×difference-of-squares
49×distribute-lft-out
37×difference-of-sqr-1 distribute-lft-out--
36×associate-/r/
31×add-exp-log
21×associate-/l*
19×add-cbrt-cube
18×div-inv
16×flip3-+ flip-+
14×div-exp
11×associate-/r*
cbrt-undiv
pow1
prod-exp
unswap-sqr
rec-exp 1-exp associate-*r* cbrt-unprod insert-posit16 add-log-exp
clear-num frac-2neg flip3-- flip--
pow-prod-down associate-*l/ *-commutative pow-flip inv-pow associate-/l/
Counts
3 → 367
Calls
3 calls:
15.0ms
(/ 1 (+ x 1))
43.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
25.0ms
(/ (/ 1 (+ x 1)) (- x 1))

series125.0ms

Counts
3 → 9
Calls
3 calls:
18.0ms
(/ 1 (+ x 1))
56.0ms
(* (/ (/ 1 (+ x 1)) (- x 1)) -2)
50.0ms
(/ (/ 1 (+ x 1)) (- x 1))

simplify1.0s

Counts
376 → 376
Iterations
IterNodes
done2002
22002
11012
0373

prune834.0ms

Pruning

6 alts after pruning (4 fresh and 2 done)

Merged error: 0b

regimes53.0ms

Accuracy

0% (0.1b remaining)

Error of 0.1b against oracle of 0.0b and baseline of 0.1b

bsearch0.0ms

simplify1.0ms

Iterations
IterNodes
done12
112
08

end0.0ms

sample2.0s

Algorithm
intervals
Results
750.0ms4167×body80valid
732.0ms1873×body640valid
322.0ms1305×body320valid
97.0ms655×body160valid