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Fix text of ad casestudy #1401

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Fix text of ad casestudy #1401

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6 changes: 2 additions & 4 deletions examples/casestudies/ad.effekt.md
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Original file line number Diff line number Diff line change
Expand Up @@ -32,9 +32,7 @@ interface AD[Num] {
def exp(x: Num): Num
}
```
If Effekt would support polymorphic effects (or abstract type members on
effects) we could abstract over the domain `Num`, which is hard-coded above to
contain a double value and a mutable reference.
As Effekt supports polymorphic effects, we abstract over the domain `Num`.

We can use the number DSL to express two example programs.
```
Expand Down Expand Up @@ -149,7 +147,7 @@ println(backwards(1.0) { x => progExp(x) })
println(forwards(0.0) { x => progExp(x) })
println(backwards(0.0) { x => progExp(x) })

println(showString { x => forwardsHigher(x) { x => forwardsHigher(x) { y => forwardsHigher(y) { z => prog(z) } }} })
println(showString { x => forwardsHigher(x) { x => forwardsHigher(x) { y => forwardsHigher(y) { z => prog(z) } } } })

// we have the same pertubation confusion as in Lantern
val result = forwards(1.0) { x =>
Expand Down
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