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@@ -0,0 +1,2042 @@
+{
+ "cells": [
+ {
+ "cell_type": "code",
+ "execution_count": 89,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "set_cordic_iterations (generic function with 1 method)"
+ ]
+ },
+ "execution_count": 89,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "include(\"program.jl\")"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 90,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "Plots.PlotlyBackend()"
+ ]
+ },
+ "execution_count": 90,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "using Plots\n",
+ "using Random\n",
+ "using Distributions\n",
+ "\n",
+ "plotly()"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 91,
+ "metadata": {},
+ "outputs": [],
+ "source": [
+ "# Zadanie 10, Franiszek malinka, Kacper Solecki\n",
+ "\n",
+ "# instrukcja:\n",
+ "# Nasz program udostępnia funkcje \n",
+ "\n",
+ "# -> taylor_sin(a, b) - sinus liczby a+bi liczony za pomocą szeregu Taylora\n",
+ "# -> taylor_cos(a, b) - cosinus liczby a+bi liczony za pomocą szeregu Taylora\n",
+ "# -> taylor_sinh(x) - sinus hiperboliczny liczby x liczony za pomocą szeregu Taylora\n",
+ "# -> taylor_cosh(x) - cosinus hiperboliczny liczby x liczony za pomocą szeregu Taylora\n",
+ "# -> cordic_sin(x) - sinus (rzeczywistej) liczby x liczony za pomocą algorytmu Cordic\n",
+ "# -> cordic_cos(x) - cosinus (rzeczywistej) liczby x liczony za pomocą algorytmu Cordic"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 92,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "0.9092974268256817"
+ ]
+ },
+ "execution_count": 92,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "# porównianie na sin(2), cos(2)\n",
+ "sin(2.0)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 93,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "(0.9092974268256817, -0.0)"
+ ]
+ },
+ "execution_count": 93,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "taylor_sin(2.0, 0.0)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 94,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "0.9092974280938506"
+ ]
+ },
+ "execution_count": 94,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "cordic_sin(2.0)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 95,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "-0.4161468365471424"
+ ]
+ },
+ "execution_count": 95,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "cos(2)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 96,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "(-0.41614683654714246, -0.0)"
+ ]
+ },
+ "execution_count": 96,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "taylor_cos(2.0, 0.0)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 97,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "-0.4161468353122473"
+ ]
+ },
+ "execution_count": 97,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "cordic_cos(2.0)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 98,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "-5991.431207677988 - 9240.89014825243im"
+ ]
+ },
+ "execution_count": 98,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "# porównianie na sin(10 + 10i)\n",
+ "sin(10 + 10im)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 99,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "(-5991.431207678, -9240.890148252452)"
+ ]
+ },
+ "execution_count": 99,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "taylor_sin(10, 10)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 73,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "rel_error (generic function with 1 method)"
+ ]
+ },
+ "execution_count": 73,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "# w ten sposób liczony jest błąd względny zarówno dla liczb rzeczywistych jak i zespolonych\n",
+ "function rel_error(x, y)\n",
+ " if x == 0\n",
+ " return 0\n",
+ " end\n",
+ " return abs((x-y)/x)\n",
+ "end"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 100,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "taylor_error_of_iterations (generic function with 1 method)"
+ ]
+ },
+ "execution_count": 100,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "function taylor_error_of_iterations(x)\n",
+ " set_taylor_iterations(x)\n",
+ " return rel_error(sin(100+100im), taylor_sin(100, 100)[1] + taylor_sin(100, 100)[2]*im)\n",
+ "end"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 101,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "cordic_error_of_iterations (generic function with 1 method)"
+ ]
+ },
+ "execution_count": 101,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "function cordic_error_of_iterations(x)\n",
+ " set_cordic_iterations(x)\n",
+ " return rel_error(sin(100), cordic_sin(100.0))\n",
+ "end"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 111,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "taylor_error_of_iterations2 (generic function with 1 method)"
+ ]
+ },
+ "execution_count": 111,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "function taylor_error_of_iterations2(x)\n",
+ " set_taylor_iterations(x)\n",
+ " return rel_error(sin(100), taylor_sin(100.0, 0.0)[1])\n",
+ "end"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 112,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "1:20"
+ ]
+ },
+ "execution_count": 112,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "X = 1:20"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": [
+ "# Przykładowe błędy w zależności od liczby iteracji:"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 113,
+ "metadata": {},
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+ " \"shape\": \"linear\",\n",
+ " \"dash\": \"solid\",\n",
+ " \"width\": 1\n",
+ " },\n",
+ " \"y\": [\n",
+ " 0.19923803206067645,\n",
+ " 0.40038098396966176,\n",
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+ " 7.669763390790217e-6,\n",
+ " 1.1736051476426335e-6,\n",
+ " 2.074473973931158e-6\n",
+ " ],\n",
+ " \"type\": \"scatter\"\n",
+ " }\n",
+ "]\n",
+ ", {\n",
+ " \"showlegend\": true,\n",
+ " \"xaxis\": {\n",
+ " \"showticklabels\": true,\n",
+ " \"gridwidth\": 0.5,\n",
+ " \"tickvals\": [\n",
+ " 5.0,\n",
+ " 10.0,\n",
+ " 15.0,\n",
+ " 20.0\n",
+ " ],\n",
+ " \"visible\": true,\n",
+ " \"ticks\": \"inside\",\n",
+ " \"range\": [\n",
+ " 0.43000000000000005,\n",
+ " 20.57\n",
+ " ],\n",
+ " \"domain\": [\n",
+ " 0.07646908719743364,\n",
+ " 0.9934383202099737\n",
+ " ],\n",
+ " \"tickmode\": \"array\",\n",
+ " \"linecolor\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"showgrid\": true,\n",
+ " \"title\": \"iterations\",\n",
+ " \"mirror\": false,\n",
+ " \"tickangle\": 0,\n",
+ " \"showline\": true,\n",
+ " \"gridcolor\": \"rgba(0, 0, 0, 0.100)\",\n",
+ " \"titlefont\": {\n",
+ " \"color\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"family\": \"sans-serif\",\n",
+ " \"size\": 15\n",
+ " },\n",
+ " \"tickcolor\": \"rgb(0, 0, 0)\",\n",
+ " \"ticktext\": [\n",
+ " \"5\",\n",
+ " \"10\",\n",
+ " \"15\",\n",
+ " \"20\"\n",
+ " ],\n",
+ " \"zeroline\": false,\n",
+ " \"type\": \"-\",\n",
+ " \"tickfont\": {\n",
+ " \"color\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"family\": \"sans-serif\",\n",
+ " \"size\": 11\n",
+ " },\n",
+ " \"zerolinecolor\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"anchor\": \"y\"\n",
+ " },\n",
+ " \"paper_bgcolor\": \"rgba(255, 255, 255, 1.000)\",\n",
+ " \"annotations\": [\n",
+ " {\n",
+ " \"yanchor\": \"top\",\n",
+ " \"xanchor\": \"center\",\n",
+ " \"rotation\": -0.0,\n",
+ " \"y\": 1.0,\n",
+ " \"font\": {\n",
+ " \"color\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"family\": \"sans-serif\",\n",
+ " \"size\": 20\n",
+ " },\n",
+ " \"yref\": \"paper\",\n",
+ " \"showarrow\": false,\n",
+ " \"text\": \"Cordic relative error calculating sin(100)\",\n",
+ " \"xref\": \"paper\",\n",
+ " \"x\": 0.5349537037037038\n",
+ " }\n",
+ " ],\n",
+ " \"height\": 400,\n",
+ " \"margin\": {\n",
+ " \"l\": 0,\n",
+ " \"b\": 20,\n",
+ " \"r\": 0,\n",
+ " \"t\": 20\n",
+ " },\n",
+ " \"plot_bgcolor\": \"rgba(255, 255, 255, 1.000)\",\n",
+ " \"yaxis\": {\n",
+ " \"showticklabels\": true,\n",
+ " \"gridwidth\": 0.5,\n",
+ " \"tickvals\": [\n",
+ " 0.0,\n",
+ " 0.1,\n",
+ " 0.2,\n",
+ " 0.30000000000000004,\n",
+ " 0.4\n",
+ " ],\n",
+ " \"visible\": true,\n",
+ " \"ticks\": \"inside\",\n",
+ " \"range\": [\n",
+ " -0.012010220705787781,\n",
+ " 0.41239237828059716\n",
+ " ],\n",
+ " \"domain\": [\n",
+ " 0.07581474190726165,\n",
+ " 0.9415463692038496\n",
+ " ],\n",
+ " \"tickmode\": \"array\",\n",
+ " \"linecolor\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"showgrid\": true,\n",
+ " \"title\": \"relative error\",\n",
+ " \"mirror\": false,\n",
+ " \"tickangle\": 0,\n",
+ " \"showline\": true,\n",
+ " \"gridcolor\": \"rgba(0, 0, 0, 0.100)\",\n",
+ " \"titlefont\": {\n",
+ " \"color\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"family\": \"sans-serif\",\n",
+ " \"size\": 15\n",
+ " },\n",
+ " \"tickcolor\": \"rgb(0, 0, 0)\",\n",
+ " \"ticktext\": [\n",
+ " \"0.0\",\n",
+ " \"0.1\",\n",
+ " \"0.2\",\n",
+ " \"0.3\",\n",
+ " \"0.4\"\n",
+ " ],\n",
+ " \"zeroline\": false,\n",
+ " \"type\": \"-\",\n",
+ " \"tickfont\": {\n",
+ " \"color\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"family\": \"sans-serif\",\n",
+ " \"size\": 11\n",
+ " },\n",
+ " \"zerolinecolor\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"anchor\": \"x\"\n",
+ " },\n",
+ " \"legend\": {\n",
+ " \"yanchor\": \"auto\",\n",
+ " \"xanchor\": \"auto\",\n",
+ " \"bordercolor\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"bgcolor\": \"rgba(255, 255, 255, 1.000)\",\n",
+ " \"font\": {\n",
+ " \"color\": \"rgba(0, 0, 0, 1.000)\",\n",
+ " \"family\": \"sans-serif\",\n",
+ " \"size\": 11\n",
+ " },\n",
+ " \"tracegroupgap\": 0,\n",
+ " \"y\": 1.0,\n",
+ " \"borderwidth\": 1,\n",
+ " \"traceorder\": \"normal\",\n",
+ " \"x\": 1.0\n",
+ " },\n",
+ " \"width\": 600\n",
+ "}\n",
+ ");\n",
+ " </script>\n",
+ "\n",
+ " </body>\n",
+ "</html>\n"
+ ]
+ },
+ "execution_count": 109,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "plot(cordic_error_of_iterations, X, title=\"Cordic relative error calculating sin(100)\", xguide = \"iterations\", yguide = \"relative error\")"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 106,
+ "metadata": {},
+ "outputs": [],
+ "source": [
+ "# Poniżej znajdują się funkcje testujące, na podstawie których powstała tabelka z błędami w sprawozdaniu"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 18,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "MersenneTwister(UInt32[0x00003039], Random.DSFMT.DSFMT_state(Int32[-870096391, 1072918504, -1812426662, 1073255081, -733866021, 1073404543, 807620846, 1073368448, 1919433844, 1072852359 … -362113007, 1073100625, -166402106, 1073460158, -1907020342, 721295190, -750225566, -1300227565, 382, 0]), [0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0 … 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0], UInt128[0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000 … 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000, 0x00000000000000000000000000000000], 1002, 0)"
+ ]
+ },
+ "execution_count": 18,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "TESTS = 100000000\n",
+ "\n",
+ "Random.seed!(12345)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 19,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "taylor_test_error_real (generic function with 3 methods)"
+ ]
+ },
+ "execution_count": 19,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "function taylor_test_error_real(l::Float64=floatmin(), r::Float64=floatmax())\n",
+ " res = BigFloat(0)\n",
+ " abs_res = BigFloat(0)\n",
+ " maksi_rel = BigFloat(0)\n",
+ " maksi_abs = BigFloat(0)\n",
+ " for i = 1:TESTS\n",
+ " if i % 100000 == 0\n",
+ " println(i)\n",
+ " end\n",
+ " x = rand(Uniform(l, r))\n",
+ " lib_sin = sin(x)\n",
+ " if lib_sin == 0\n",
+ " continue\n",
+ " end\n",
+ " my_sin = taylor_sin(x, 0)\n",
+ " error = rel_error(lib_sin, my_sin[1])\n",
+ " abs_error = abs(my_sin[1] - lib_sin)\n",
+ " res += error\n",
+ " abs_res += abs_error\n",
+ " maksi_rel = max(maksi_rel, error)\n",
+ " maksi_abs = max(maksi_abs, abs_error)\n",
+ " end\n",
+ " return (res/TESTS, maksi_rel, abs_res/TESTS, maksi_abs)\n",
+ "end\n",
+ "\n",
+ "# (floatmin(), floatmax()):\n",
+ "# (1.887844299668514797145972383393008309519973773948872165524132116232181033410611e-15, \n",
+ "# 3.16719187748669057932019506480803006098767582443542778491973876953125e-08,\n",
+ "# 1.1794041986528804301572959036155385792454808324691839516162872314453125e-16,\n",
+ "# 8.8817841970012523233890533447265625e-16)\n",
+ "\n",
+ "# (-pi/2, pi/2):\n",
+ "# (1.471587646915289673578957365178574707202863924359834292944840261618821841693717e-15, \n",
+ "# 1.1848604479598457485905096801294400510329296594136394560337066650390625e-08, \n",
+ "# 9.765754183892570637182101557852154094518937199609354138374328613281249999999994e-17, \n",
+ "# 5.5511151231257827021181583404541015625e-16)\n",
+ "\n",
+ "# (0, 1):\n",
+ "# (8.693695902799099432701533207691913249153884601349429181102457242502623557811573e-17,\n",
+ "# 6.661260307992334044328275268948192015174572739102942797728701407322660088539124e-16,\n",
+ "# 4.293257315426284893844499634951716871000826358795166015624999999999999999999994e-17,\n",
+ "# 4.44089209850062616169452667236328125e-16)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 20,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "taylor_test_error_complex (generic function with 3 methods)"
+ ]
+ },
+ "execution_count": 20,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "function taylor_test_error_complex(l::Float64=-100.0, r::Float64=100.0)\n",
+ " res = BigFloat(0)\n",
+ " abs_res = BigFloat(0)\n",
+ " maksi_rel = BigFloat(0)\n",
+ " maksi_abs = BigFloat(0)\n",
+ " for i = 1:TESTS\n",
+ " if i % 100000 == 0\n",
+ " println(i)\n",
+ " end\n",
+ " x = rand(Uniform(l, r))\n",
+ " y = rand(Uniform(max(l, -Float64(√(BigFloat(r)*r - BigFloat(x)*x))), \n",
+ " Float64(√(BigFloat(r)*r - BigFloat(x)*x))))\n",
+ " lib_sin = sin(x + y*im)\n",
+ " my_sin = taylor_sin(x, y)\n",
+ " error = rel_error(lib_sin, my_sin[1] + my_sin[2]*im)\n",
+ " abs_error = abs(lib_sin - (my_sin[1] + my_sin[2]*im))\n",
+ " res += error\n",
+ " abs_res += abs_error\n",
+ " maksi_rel = max(maksi_rel, error)\n",
+ " maksi_abs = max(maksi_abs, abs_error)\n",
+ " end\n",
+ " return (res/TESTS, maksi_rel, abs_res/TESTS, maksi_abs)\n",
+ "end\n",
+ "\n",
+ "# (-100, 100):\n",
+ "# (4.932205036590292360305897845543684560590114030155004375572792447173773555907229e-15, \n",
+ "# 1.3111008357751143737471652583705182364137709072338111582212150096893310546875e-13, \n",
+ "# 1.688623533003329462861070079404255492323042928202526655997186385923664654746476e+26, \n",
+ "# 5.89784569029861503624382775296e+29)\n",
+ "\n",
+ "# (-2pi, 2pi):\n",
+ "# (4.338436856498561167962902801400526155223569336855327458414068651872587652334067e-16, \n",
+ "# 1.48720543982594402760972427363260419015678071019692652043886482715606689453125e-11, \n",
+ "# 1.364745868545483273874507699553481910023596725366415789061836204439613629002538e-14, \n",
+ "# 8.7095846425677781478128738959826782468909289747216462274082005023956298828125e-13)\n",
+ "\n",
+ "# (0, 1):\n",
+ "# (1.596935223079780368874812440778376297707878344605454825588075017177200118204992e-16, \n",
+ "# 1.098997011961567777204023105931451003520679665648174250236479565501213073730469e-15, \n",
+ "# 1.124298405324025732059699593805301650508046127888472394113736655893442950571177e-16, \n",
+ "# 1.110569915127177230816030746289393434073728902933275719533412484452128410339355e-15)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 21,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "cordic_test_error (generic function with 3 methods)"
+ ]
+ },
+ "execution_count": 21,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "function cordic_test_error(l::Float64=floatmin(), r::Float64=floatmax())\n",
+ " res = BigFloat(0)\n",
+ " abs_res = BigFloat(0)\n",
+ " maksi_rel = BigFloat(0)\n",
+ " maksi_abs = BigFloat(0)\n",
+ " for i = 1:TESTS\n",
+ " if i % 100000 == 0\n",
+ " println(i)\n",
+ " end\n",
+ " x = rand(Uniform(l, r))\n",
+ " lib_sin = sin(x)\n",
+ " my_sin = cordic_sin(x)\n",
+ " error = rel_error(lib_sin, my_sin)\n",
+ " abs_error = abs(lib_sin - my_sin)\n",
+ " res += error\n",
+ " abs_res += abs_error\n",
+ " if error > maksi_rel\n",
+ " worst_rel = x\n",
+ " end\n",
+ " maksi_rel = max(maksi_rel, error)\n",
+ " maksi_abs = max(maksi_abs, abs_error)\n",
+ " end\n",
+ " return (res/TESTS, maksi_rel, abs_res/TESTS, maksi_abs)\n",
+ "end\n",
+ "\n",
+ "# (floatmin(), floatmax()):\n",
+ "# (3.099880824631376815575307358441341907045753361742215192539218280437518515668677e-08, \n",
+ "# 0.457561153670805575988111968399607576429843902587890625, \n",
+ "# 2.459716652636021482355597144179802356154379561203882076370064169168472290039072e-09, \n",
+ "# 0.0006041780891818948617810747236944735050201416015625)\n",
+ "\n",
+ "# (-2pi, 2pi):\n",
+ "# (2.769658715752475495709394998775060901506630522496771093654899307916206208091117e-08, \n",
+ "# 0.11834204003306579566778822254491387866437435150146484375, \n",
+ "# 2.532059440779907667675144447194875727078638982803227008844260126352310180664052e-09,\n",
+ "# 0.00552917548107156875403234153054654598236083984375)\n",
+ "\n",
+ "# (0, 1):\n",
+ "# (4.176404604808155838824592152607760760141260709650975486490997166423577713345588e-08, \n",
+ "# 0.091828765031669201679420666550868190824985504150390625, \n",
+ "# 2.613683444981852927700279986835644064485650872597943816799670457839965820312493e-09, \n",
+ "# 0.00052619288922584050993691562325693666934967041015625)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": 22,
+ "metadata": {},
+ "outputs": [
+ {
+ "data": {
+ "text/plain": [
+ "taylor_without_reduction_test_error (generic function with 3 methods)"
+ ]
+ },
+ "execution_count": 22,
+ "metadata": {},
+ "output_type": "execute_result"
+ }
+ ],
+ "source": [
+ "function taylor_without_reduction_test_error(l::Float64=-100.0, r::Float64=100.0)\n",
+ " res = BigFloat(0)\n",
+ " abs_res = BigFloat(0)\n",
+ " maksi_rel = BigFloat(0)\n",
+ " maksi_abs = BigFloat(0)\n",
+ " for i = 1:TESTS\n",
+ " if i % 1000000 == 0\n",
+ " println(i)\n",
+ " end\n",
+ " x = rand(Uniform(l, r))\n",
+ " y = rand(Uniform(max(l, -Float64(√(BigFloat(r)*r - BigFloat(x)*x))), \n",
+ " Float64(√(BigFloat(r)*r - BigFloat(x)*x))))\n",
+ " lib_sin = sin(x + y*im)\n",
+ " my_sin = taylor_sin_no_reduction(x, y)\n",
+ " error = rel_error(lib_sin, my_sin[1] + my_sin[2]*im)\n",
+ " abs_error = abs(lib_sin - (my_sin[1] + my_sin[2]*im))\n",
+ " res += error\n",
+ " abs_res += abs_error\n",
+ " maksi_rel = max(maksi_rel, error)\n",
+ " maksi_abs = max(maksi_abs, abs_error)\n",
+ " end\n",
+ " return (res/TESTS, maksi_rel, abs_res/TESTS, maksi_abs)\n",
+ "end\n",
+ "\n",
+ "# (-100, 100)\n",
+ "# (4.774091809397734982069398193189465079787514988283523440828527859306283137571149e+23, \n",
+ "# 4.48814142545670189837451264e+26, \n",
+ "# 7.758560481134976967771949796127369173267383351574525337904198599731007318070319e+40, \n",
+ "# 2.20832987186165589366506156220211970162294784e+44)\n",
+ "\n",
+ "# (-2pi, 2pi)\n",
+ "# (0.6332711088634405192103194531076134843075526902544601426097735760298574150340518, \n",
+ "# 1.0, \n",
+ "# 23.44057586605533515691829807979128873527513778367553433852055381911453864572971, \n",
+ "# 267.74654227273646256435313262045383453369140625)\n",
+ "\n",
+ "# (0, 1)\n",
+ "# (1.589482169544726703219739509256918022523030217883325972454504856003547167066932e-16, \n",
+ "# 1.291897416767691567199962520855285151964115327068161054313577551511116325855255e-15, \n",
+ "# 1.118367257755837281340217148887719929595000777959128862241583039814976641146415e-16, \n",
+ "# 1.115760330918745818020084658567032229219617364690542160587938269600272178649902e-15)"
+ ]
+ },
+ {
+ "cell_type": "code",
+ "execution_count": null,
+ "metadata": {},
+ "outputs": [],
+ "source": []
+ }
+ ],
+ "metadata": {
+ "kernelspec": {
+ "display_name": "Julia 1.4.1",
+ "language": "julia",
+ "name": "julia-1.4"
+ },
+ "language_info": {
+ "file_extension": ".jl",
+ "mimetype": "application/julia",
+ "name": "julia",
+ "version": "1.4.1"
+ }
+ },
+ "nbformat": 4,
+ "nbformat_minor": 4
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-19 10:11:35 +0000