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rewrote algo for Pi calculation to use 'map' instead of 'for-yield'

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Jonas Bonér 2011-04-01 23:34:11 +02:00
parent 4ba2296c16
commit 03914a2b0f
1 changed files with 1 additions and 2 deletions
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akka-tutorials/akka-tutorial-pi-sbt/src/main/scala/Pi.scala
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@ -74,8 +74,7 @@ object Pi {
// define the work // define the work
val algorithm = (i: Int) => { val algorithm = (i: Int) => {
val range = (i * nrOfElements) to ((i + 1) * nrOfElements - 1) val range = (i * nrOfElements) to ((i + 1) * nrOfElements - 1)
val results = for (j <- range) yield (4 * math.pow(-1, j) / (2 * j + 1)) range map (j => 4 * math.pow(-1, j) / (2 * j + 1)) sum
results.sum
} }
// message handler // message handler