func testRightSplit(n int) {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
matrixSize := int(2 * (n + n + 4))
fmt.Println("Making sparse ", matrixSize, "x", matrixSize, " Hamiltonian tridiagonal matrix for band split test (right)\n")
cmplxSparse.MakeHamTriDiag(n+n+4, tmp)
fmt.Println("Adding splitting of 1.25 along +z direction\n")
tmp2 := cmplxSparse.AddBandSplitRightFM(0, 0, 0.1, 1.25, n, tmp)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp2)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
fmt.Println("Adding splitting of 0.75 along (1,1,1) direction\n")
tmp2 = cmplxSparse.AddBandSplitRightFM(1.0, 1.0, 1.0, 0.75, n, tmp)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp2)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
}
func testScaleMatrix(n int) {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
matrixSize := int(2 * n)
fmt.Println("Making sparse ", matrixSize, "x", matrixSize, " Hamiltonian tridiagonal matrix\n")
cmplxSparse.MakeHamTriDiag(n, tmp)
fmt.Println("Scaling matrix by factor of 5+1*im\n")
cmplxSparse.ScaleSparseMatrix(complex(5, 1), tmp)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Printf("\n")
fmt.Println("Scaling matrix by factor of 1/5\n")
cmplxSparse.ScaleSparseMatrix(complex128(0.2), tmp)
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
}
func testDiagSolver(n int) {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
matrixSize := int(2 * n)
fmt.Println("Making sparse ", matrixSize, "x", matrixSize, " Hamiltonian tridiagonal matrix\n")
cmplxSparse.MakeHamTriDiag(n, tmp)
for idx0 := 0; idx0 < matrixSize; idx0++ {
tmp.Data[idx0][2] -= complex(0.0, 5.0)
}
fmt.Println("Accessing matrix elements of Hamiltonian (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Printf("\n")
tmp0 := cmplxSparse.SparseCopy(tmp)
cmplxSparse.SparseDiagLU(tmp0)
fmt.Println("Accessing matrix elements of LU (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp0)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Printf("\n")
InvBuffer := make([][]complex128, matrixSize)
for idx0 := range InvBuffer {
InvBuffer[idx0] = make([]complex128, matrixSize)
for idx1 := range InvBuffer[idx0] {
InvBuffer[idx0][idx1] = 0.0 + 0.0i
}
}
for idx0 := range InvBuffer {
InvBuffer[idx0][idx0] = 1.0 + 0.0i
BufferMatrix := cmplxSparse.SparseDiagLinearSolver(tmp0, InvBuffer[idx0])
InvBuffer[idx0] = BufferMatrix
}
fmt.Println("Accessing matrix elements of inverse (m,n):")
for idx0 := range InvBuffer {
for idx1 := range InvBuffer[idx0] {
fmt.Printf("%.15g ", InvBuffer[idx0][idx1])
}
fmt.Printf("\n")
}
}
func testHamTri(n int) {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
matrixSize := int(2 * n)
fmt.Println("Making sparse ", matrixSize, "x", matrixSize, " Hamiltonian tridiagonal matrix\n")
cmplxSparse.MakeHamTriDiag(n, tmp)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
}
func testIdentity() {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
fmt.Println("Making sparse 5x5 identity matrix\n")
matrixSize := int(5)
cmplxSparse.MakeIdentity(matrixSize, tmp)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
}
func testRangeScale(A complex128, startIdx, endIdx, diagIdx, n int) {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
matrixSize := int(2 * n)
fmt.Println("Making sparse ", matrixSize, "x", matrixSize, " Hamiltonian tridiagonal matrix for range scale test\n")
cmplxSparse.MakeHamTriDiag(n, tmp)
fmt.Println("Scaling index ", startIdx, " to ", endIdx, " on the ", diagIdx, " diagonal of matrix by ", A)
cmplxSparse.ScaleRangeSparseMatrix(startIdx, endIdx, diagIdx, A, tmp)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
}
func testVoltage(n int) {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
matrixSize := int(2 * n)
fmt.Println("Making sparse ", matrixSize, "x", matrixSize, " Hamiltonian tridiagonal matrix for voltage profile test\n")
cmplxSparse.MakeHamTriDiag(n, tmp)
fmt.Println("Adding applied potential profile of 0.3 \n")
tmp2 := cmplxSparse.AddVoltagePotential(1, n-4, 0.30, tmp)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, tmp2)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
}
func testLU(n int) {
fmt.Println("Initializing Sparse matrix structure\n")
tmp := cmplxSparse.New()
matrixSize := int(2 * n)
fmt.Println("Making sparse ", matrixSize, "x", matrixSize, " Hamiltonian tridiagonal matrix\n")
cmplxSparse.MakeHamTriDiag(n, tmp)
for idx0 := 0; idx0 < matrixSize; idx0++ {
tmp.Data[idx0][2] -= complex(0.0, 5.0)
}
LU_mat := cmplxSparse.SparseCopy(tmp)
cmplxSparse.SparseDiagLU(LU_mat)
fmt.Println("Accessing matrix elements (m,n):")
for idx0 := 0; idx0 < matrixSize; idx0++ {
for idx1 := 0; idx1 < matrixSize; idx1++ {
test := cmplxSparse.AccessMatrix(idx0, idx1, LU_mat)
fmt.Printf("%f ", test)
}
fmt.Printf("\n")
}
fmt.Println("\n")
}
