94 lines
1.9 KiB
Plaintext
94 lines
1.9 KiB
Plaintext
{
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"cells": [
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"# prerequisite packages: KrylovKit, TensorOperations, LinearAlgebra, CUDA#tb/cutensor, Plots\n",
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"include(\"Hamiltonian.jl\")\n",
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"mode = cpu_tensor # using CPU mode\n",
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"T = Float32 # single-precision mode"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"V_gauss(r2) =\n",
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" -4 * exp(-r2 / 4)\n",
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"\n",
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"d = 3\n",
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"n = 3\n",
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"N = 6\n",
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"L = 12\n",
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"ϕ = 0.0\n",
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"μ = 0.5\n",
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"n_imag = 1\n",
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"\n",
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"s = system{T}(d, n, N, L, μ)\n",
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"H = Hamiltonian{T}(s, V_gauss, ϕ, n_imag, mode)\n",
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"@time evals, evecs, info = eig(H, 5)\n",
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"print(info.numops, \" operations : \")\n",
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"println(evals)"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": [
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"using Plots\n",
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"\n",
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"V_gauss(r2) =\n",
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" -4 * exp(-r2 / 4)\n",
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"\n",
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"d = 3\n",
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"n = 2\n",
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"N = 32\n",
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"L = 16\n",
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"ϕ = 0.5\n",
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"μ = 0.5\n",
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"n_imag = 0\n",
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"\n",
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"s = system{T}(d, n, N, L, μ)\n",
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"H = Hamiltonian{T}(s, V_gauss, ϕ, n_imag, mode)\n",
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"@time evals, evecs, info = eig(H, 20)\n",
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"print(info.numops, \" operations : \")\n",
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"print(evals)\n",
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"\n",
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"scatter(real.(evals), imag.(evals); legend=false)\n",
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"xlabel!(\"Re E\")\n",
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"ylabel!(\"Im E\")"
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]
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},
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{
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"cell_type": "code",
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"execution_count": null,
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"metadata": {},
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"outputs": [],
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"source": []
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}
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],
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"metadata": {
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"kernelspec": {
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"display_name": "Julia 1.8.5",
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"language": "julia",
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"name": "julia-1.8"
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},
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"language_info": {
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"file_extension": ".jl",
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"mimetype": "application/julia",
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"name": "julia",
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"version": "1.8.5"
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},
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"orig_nbformat": 4
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},
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"nbformat": 4,
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"nbformat_minor": 2
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}
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