Added combinations(n,k) to RichPipe
Fixed bug in combinations(n,k)
Fixed read bug in combinations(n,k)
Moved combinations out of RichPipe to mathematics package, added permutations
Using IndexedSeq as opposed to Array, as per Oscar
Added functionality to generate tuples with repititions that satisfy some predicate
Changes as per Oscar
Simplified permutations & combinations logic
Added weightedSum(..) for portfolio mgmt
A new much faster version of weightedSum
A new much faster version of weightedSum
Allows Args to accept key value pairs separated by equal signs.
For example "date=10-12-2012"
Merge pull request #3 from quiiver/develop

Allows Args to accept key value pairs separated by equal signs.
Removed generateTuple, Using a simpler IterableSource, Using Pipe
Added positiveWeightedSum(...)
Bugfix for broken JoinWithLarger (scalding issue 240)
unit test for combinatorics
Merge remote-tracking branch 'upstream/develop' into develop
bugfix for unit test for combinatorics
Merge pull request #241 from tresata/develop

Bugfix for broken JoinWithLarger (scalding issue 240)