127 lines
6.0 KiB
C++
127 lines
6.0 KiB
C++
/*
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* This file is a part of TTMath Bignum Library
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* and is distributed under the 3-Clause BSD Licence.
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* Author: Tomasz Sowa <t.sowa@ttmath.org>
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*/
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/*
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* Copyright (c) 2006-2009, Tomasz Sowa
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* * Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name Tomasz Sowa nor the names of contributors to this
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* project may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
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* THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/*
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this simple program is used to make constants which then are put into ttmathbig.h
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*/
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#include "../ttmath/ttmath.h"
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#include <iostream>
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void CalcPi()
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{
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ttmath::Big<1,400> pi;
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// 3100 digits after commna, taken from: http://zenwerx.com/pi.php
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pi = "3.1415926535897932384626433832795028841971693993751058209749445923078164062862089986280348253421170679"
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"8214808651328230664709384460955058223172535940812848111745028410270193852110555964462294895493038196"
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"4428810975665933446128475648233786783165271201909145648566923460348610454326648213393607260249141273"
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"7245870066063155881748815209209628292540917153643678925903600113305305488204665213841469519415116094"
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"3305727036575959195309218611738193261179310511854807446237996274956735188575272489122793818301194912"
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"9833673362440656643086021394946395224737190702179860943702770539217176293176752384674818467669405132"
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"0005681271452635608277857713427577896091736371787214684409012249534301465495853710507922796892589235"
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"4201995611212902196086403441815981362977477130996051870721134999999837297804995105973173281609631859"
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"5024459455346908302642522308253344685035261931188171010003137838752886587533208381420617177669147303"
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"5982534904287554687311595628638823537875937519577818577805321712268066130019278766111959092164201989"
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"3809525720106548586327886593615338182796823030195203530185296899577362259941389124972177528347913151"
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"5574857242454150695950829533116861727855889075098381754637464939319255060400927701671139009848824012"
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"8583616035637076601047101819429555961989467678374494482553797747268471040475346462080466842590694912"
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"9331367702898915210475216205696602405803815019351125338243003558764024749647326391419927260426992279"
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"6782354781636009341721641219924586315030286182974555706749838505494588586926995690927210797509302955"
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"3211653449872027559602364806654991198818347977535663698074265425278625518184175746728909777727938000"
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"8164706001614524919217321721477235014144197356854816136115735255213347574184946843852332390739414333"
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"4547762416862518983569485562099219222184272550254256887671790494601653466804988627232791786085784383"
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"8279679766814541009538837863609506800642251252051173929848960841284886269456042419652850222106611863"
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"0674427862203919494504712371378696095636437191728746776465757396241389086583264599581339047802759009"
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"9465764078951269468398352595709825822620522489407726719478268482601476990902640136394437455305068203"
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"4962524517493996514314298091906592509372216964615157098583874105978859597729754989301617539284681382"
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"6868386894277415599185592524595395943104997252468084598727364469584865383673622262609912460805124388"
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"4390451244136549762780797715691435997700129616089441694868555848406353422072225828488648158456028506"
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"0168427394522674676788952521385225499546667278239864565961163548862305774564980355936345681743241125"
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"1507606947945109659609402522887971089314566913686722874894056010150330861792868092087476091782493858"
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"9009714909675985261365549781893129784821682998948722658804857564014270477555132379641451523746234364"
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"5428584447952658678210511413547357395231134271661021359695362314429524849371871101457654035902799344"
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"0374200731057853906219838744780847848968332144571386875194350643021845319104848100537061468067491927"
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"8191197939952061419663428754440643745123718192179998391015919561814675142691239748940907186494231961"
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"5679452080951465502252316038819301420937621378559566389377870830390697920773467221825625996615014215";
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std::cout << "---------------- PI ----------------" << std::endl;
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pi.mantissa.PrintTable(std::cout);
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}
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void CalcE()
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{
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ttmath::Big<1,400> e;
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ttmath::uint steps;
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// macro TTMATH_CONSTANTSGENERATOR has to be defined
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e.ExpSurrounding0(1, &steps);
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std::cout << "---------------- e ----------------" << std::endl;
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e.mantissa.PrintTable(std::cout);
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std::cout << "ExpSurrounding0(1): " << steps << " iterations" << std::endl;
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}
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void CalcLn(int x)
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{
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ttmath::Big<1,400> ln;
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ttmath::uint steps;
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// macro TTMATH_CONSTANTSGENERATOR has to be defined
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ln.LnSurrounding1(x, &steps);
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std::cout << "---------------- ln(" << x << ") ----------------" << std::endl;
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ln.mantissa.PrintTable(std::cout);
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std::cout << "LnSurrounding1(" << x << "): " << steps << " iterations" << std::endl;
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}
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int main()
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{
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CalcPi();
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CalcE();
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CalcLn(2);
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CalcLn(10);
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return 0;
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}
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