Details

Time bar (total: 13.7s)

sample31.0ms

Algorithm
intervals
Results
12.0ms275×body80valid

simplify2.0s

Counts
1 → 1
Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01213
12513
25813
310513
417713
525813
639813
759513
884013
9106113
10118813
11122713
12123213
done123213

prune4.0ms

Pruning

1 alts after pruning (1 fresh and 0 done)

Merged error: 0.9b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (+ (- t z) 1.0) a)
8.3b
(/ (- y z) (/ (+ (- t z) 1.0) a))

rewrite205.0ms

Algorithm
rewrite-expression-head
Rules
236×*-un-lft-identity
200×times-frac
126×add-sqr-sqrt
86×add-cube-cbrt
44×distribute-lft-out
42×distribute-lft-out--
22×associate-/r*
20×difference-of-squares
10×associate-/l*
add-exp-log add-cbrt-cube
div-inv
cbrt-undiv div-exp associate-/l/
pow1 frac-2neg div-sub clear-num add-log-exp
associate-+l- flip3-- flip3-+ associate-/r/ flip-- flip-+
Counts
2 → 175
Calls
2 calls:
120.0ms
(/ (+ (- t z) 1.0) a)
65.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

series200.0ms

Counts
2 → 6
Calls
2 calls:
44.0ms
(/ (+ (- t z) 1.0) a)
157.0ms
(/ (- y z) (/ (+ (- t z) 1.0) a))

simplify1.2s

Counts
181 → 181
Iterations

Useful iterations: done (1.2s)

IterNodesCost
02263548
16133316
219913192
done50003174

prune508.0ms

Pruning

4 alts after pruning (3 fresh and 1 done)

Merged error: 0b

localize20.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ (- y z) (+ (- t z) 1.0))
0.7b
(* (/ (- y z) (+ (- t z) 1.0)) a)

rewrite211.0ms

Algorithm
rewrite-expression-head
Rules
103×*-un-lft-identity
53×add-sqr-sqrt
51×times-frac
31×associate-*l*
26×add-cube-cbrt
22×distribute-lft-out distribute-lft-out--
11×difference-of-squares
add-exp-log add-cbrt-cube
associate-/r* associate-/l*
pow1 associate-/r/
associate-*r*
cbrt-undiv flip3-+ div-exp prod-exp cbrt-unprod flip-+ div-inv associate-/l/ add-log-exp unswap-sqr
flip3-- frac-2neg div-sub pow-prod-down associate-*l/ clear-num *-commutative flip--
Counts
2 → 102
Calls
2 calls:
59.0ms
(/ (- y z) (+ (- t z) 1.0))
143.0ms
(* (/ (- y z) (+ (- t z) 1.0)) a)

series215.0ms

Counts
2 → 6
Calls
2 calls:
59.0ms
(/ (- y z) (+ (- t z) 1.0))
156.0ms
(* (/ (- y z) (+ (- t z) 1.0)) a)

simplify2.1s

Counts
108 → 108
Iterations

Useful iterations: 3 (893.0ms)

IterNodesCost
01441551
13771501
210921391
337231387
done50001387

prune332.0ms

Pruning

3 alts after pruning (2 fresh and 1 done)

Merged error: 0b

localize19.0ms

Local error

Found 2 expressions with local error:

0.0b
(/ a (+ (- t z) 1.0))
7.6b
(* (/ a (+ (- t z) 1.0)) (- y z))

rewrite214.0ms

Algorithm
rewrite-expression-head
Rules
59×*-un-lft-identity
31×times-frac
29×add-sqr-sqrt
22×add-cube-cbrt
21×associate-*l*
14×distribute-lft-out
add-exp-log add-cbrt-cube
distribute-lft-out--
associate-*r* associate-/r*
pow1 associate-/r/
associate-/l*
cbrt-undiv distribute-rgt-in frac-times sub-neg flip3-- distribute-lft-in flip3-+ associate-*r/ div-exp prod-exp flip-- cbrt-unprod flip-+ div-inv add-log-exp unswap-sqr
frac-2neg pow-prod-down associate-*l/ clear-num *-commutative difference-of-squares
Counts
2 → 87
Calls
2 calls:
56.0ms
(/ a (+ (- t z) 1.0))
153.0ms
(* (/ a (+ (- t z) 1.0)) (- y z))

series243.0ms

Counts
2 → 6
Calls
2 calls:
54.0ms
(/ a (+ (- t z) 1.0))
189.0ms
(* (/ a (+ (- t z) 1.0)) (- y z))

simplify1.3s

Counts
93 → 93
Iterations

Useful iterations: done (1.2s)

IterNodesCost
01551295
14091255
213771153
done50001135

prune312.0ms

Pruning

3 alts after pruning (1 fresh and 2 done)

Merged error: 0b

localize21.0ms

Local error

Found 3 expressions with local error:

0.1b
(/ (sqrt (- y z)) (+ (- t z) 1.0))
0.7b
(* (/ (sqrt (- y z)) (+ (- t z) 1.0)) a)
1.6b
(* (/ (sqrt (- y z)) 1) (* (/ (sqrt (- y z)) (+ (- t z) 1.0)) a))

rewrite299.0ms

Algorithm
rewrite-expression-head
Rules
172×*-un-lft-identity
106×times-frac
95×add-sqr-sqrt
74×associate-*l*
71×sqrt-prod
59×add-cube-cbrt
40×add-exp-log
34×distribute-lft-out
31×add-cbrt-cube distribute-lft-out--
17×prod-exp
14×difference-of-squares
12×cbrt-unprod
11×div-exp
10×pow1
associate-/l*
cbrt-undiv
associate-/r*
associate-*r* pow-prod-down associate-*l/ associate-/r/
1-exp div-inv add-log-exp unswap-sqr
flip3-+ sqrt-div *-commutative flip-+ associate-/l/
frac-times flip3-- frac-2neg associate-*r/ clear-num flip--
Counts
3 → 192
Calls
3 calls:
47.0ms
(/ (sqrt (- y z)) (+ (- t z) 1.0))
112.0ms
(* (/ (sqrt (- y z)) (+ (- t z) 1.0)) a)
123.0ms
(* (/ (sqrt (- y z)) 1) (* (/ (sqrt (- y z)) (+ (- t z) 1.0)) a))

series592.0ms

Counts
3 → 9
Calls
3 calls:
183.0ms
(/ (sqrt (- y z)) (+ (- t z) 1.0))
255.0ms
(* (/ (sqrt (- y z)) (+ (- t z) 1.0)) a)
154.0ms
(* (/ (sqrt (- y z)) 1) (* (/ (sqrt (- y z)) (+ (- t z) 1.0)) a))

simplify1.6s

Counts
201 → 201
Iterations

Useful iterations: done (1.6s)

IterNodesCost
02503712
16063116
217652832
done50002822

prune489.0ms

Pruning

3 alts after pruning (0 fresh and 3 done)

Merged error: 0b

regimes141.0ms

Accuracy

0% (0.2b remaining)

Error of 0.2b against oracle of 0.0b and baseline of 0.2b

bsearch0.0ms

simplify2.0ms

Iterations

Useful iterations: 0 (0.0ms)

IterNodesCost
01213
11413
done1413

end0.0ms

sample1.5s

Algorithm
intervals
Results
556.0ms8501×body80valid
0.0msbody640valid