initial sources import

...ain/java/plugins/nherve/matrix/CholeskyDecomposition.java

...n/java/plugins/nherve/matrix/EigenvalueDecomposition.java

src/main/java/plugins/nherve/matrix/LUDecomposition.java

src/main/java/plugins/nherve/matrix/Matrix.java

src/main/java/plugins/nherve/matrix/NHerveMatrix.java

src/main/java/plugins/nherve/matrix/NHerveMatrix.png

src/main/java/plugins/nherve/matrix/NHerveMatrix_icon.png

...in/java/plugins/nherve/matrix/NHerveMatrix_miniscreen.png

src/main/java/plugins/nherve/matrix/QRDecomposition.java

...ava/plugins/nherve/matrix/SingularValueDecomposition.java

src/main/java/plugins/nherve/matrix/util/Maths.java