nd4j-backends/nd4j-api-parent/nd4j-api/src/main/java/org/nd4j/linalg/api/blas/impl/BaseLevel1.java
@Override
    public void copy(IComplexNDArray x, IComplexNDArray y) {
        if (x.data().dataType() == DataBuffer.Type.DOUBLE)
            zcopy(x.length(), x, BlasBufferUtil.getBlasStride(x), y, BlasBufferUtil.getBlasStride(y));
        else
            ccopy(x.length(), x, BlasBufferUtil.getBlasStride(x), y, BlasBufferUtil.getBlasStride(y));
    }
@Override
    public void copy(IComplexNDArray x, IComplexNDArray y) {
        if (x.data().dataType() == DataBuffer.Type.DOUBLE)
            zcopy(x.length(), x, BlasBufferUtil.getBlasStride(x), y, BlasBufferUtil.getBlasStride(y));
        else
            ccopy(x.length(), x, BlasBufferUtil.getBlasStride(x), y, BlasBufferUtil.getBlasStride(y));
    }
copy a vector to another vector.

@param x
@param y