[math] Forum Topics

Explanation: suppose an expression -23+5-9/(5*2) is entered then i want output as Numbers: -23 +5 +9 +5 +2 Operators: + - / * () Is it possible?

This I did also after 'spying' discussions in other forum. Of course you would use sieve prime generation for bigger numbers, but I proved other simple way for a change. Slightly more advanced primes list generator would use primes % 6 in (1,5) property: [CODE]def primes(n): """ primitive non-sieve prime …

Can you help me with the following Mysql question? I get a table, say, three variables: ID, Date and Value, for example, ID Date Value 1 2001 2 2 2005 3 3 1986 7 4 1985 1 How can I add a variable, sum, to each line, with the condition …

This is hopefully example of properly tested code snippet (fingers crossed).

I've had an idea for a class that, instead of storing a number as a single floating-point value, stores the exact value as two or more integers (in cases such as division, fractional exponents, or irrational numbers such as pi or e). The class would have it's own mathematical functions …

Hi all,, How i can sum all item on listview column. Thank you in advance.

Here is function to count the number of elementary events for sum of multiple throws of n-faced dice.

I have done some calculations in two textbox data type is double like 9/8 The answer is in point [B]1.125[/B] how can i make it in complete value. like if it is less than .5 it take 1 as complete number. or if the answer is above .5 then it …

Hi all, I have been doing for fun this problem in projecteuler.net. The problem is as follows: +++++++++++++++++++++++++++++++++++++++++ Peter has nine four-sided (pyramidal) dice, each with faces numbered 1, 2, 3, 4. Colin has six six-sided (cubic) dice, each with faces numbered 1, 2, 3, 4, 5, 6. Peter and …

As you folks may know, I love math! I know almost all programming languages, but which one should I use for math. Basically, I want: Easy type conversion I don't care if it is object-oriented or not' Can handle LARGE numbers And speed! I do not need graphical features, just …

I have the following trig functions, but I am wondering if there is a faster algorithm that I could implement: [CODE]static const double SINMIN=0.0009999998333333; static const double COSMIN=0.9999995000000417; static const double TANMIN=0.0010000003333334; static const double E=2.718281828459045235360; static const double PI=3.14159265358979323846; static const double MINVAL=0.01; double sin(double ax) { double x=aabs(ax); …

Hi all, I am trying to produce a basic till system, and at current am using an ADOquery to bring up the items ordered along with their relevant prices in a DBGrid. What I now need to be able to do is use the price values contained within the DBGrid …

I'm trying to build a mortgage qualifying script for a company. My php code is working fine .. up until the if else statements. fyi I'm using wamp... heres the code. The code if very raw, i've only been working on it for a day or 2, but I can't …

Hi, I'm new to this forum and C#. I try to make an array that each is the sum of the value of each row in sims array. It gives me nothing but zero. Please help. TIA. [CODE]public double[] ave_S(int M, int N, double S, double sig, double dt, double[,] …

Hello there! :) How should i solve for x in this equation: p*e^-x + q*sin(x) + r*cos(x) + s*tan(x) + t*x^2 + u = 0 with the user to input the values of p,q,r,s,t and u. i'm thinking of looping from 0.0001 until i-dont-know-what and then testing each value of …

Anyone got any idea how to sum values of a column instead of a row??? ie 1 2 3 4 2 3 4 5 4 3 2 1 [B]7 8 9 10[/B]

Need a little help, I'm trying to run a program that asks the user to enter an integer between 1-50. If given a number between 1 and 50 then echo number then add all integer between 1 and integer entered if user enter an integer not between 1 and 50 …

Hi guys im having a lot of problems trying to code. I have opened a csv file and have read it using strings.I have splitted the strings by the ','. I want to load each of these values into a 2 dimensional array! but im having problems. Ultimatly i want …

Hello, I am trying to write a algoritm that calculates the second largest divisor of a number. But i have absolutely no idea what calculations are required for this. [CODE] for (ulong i = 1; i < Number; i++) { Number = .....? }[/CODE] Already know the largest common diviser …

I have 2 tables, MPW1400 LeaseRecNo PropNo BldgNo UnitNo LeaseStartDate MPW1482 LeaseRecNo EffectiveDate AnnualAmount CertNo My Objective is to get the total of 'AnnualAmount' Where MPW1400.LeaseRecNo = MPW1482.LeaseRecNo and CertNo = '1' Example: MPW1400 ------------------------------------------------------- LeaseRecNo | PropNo | BldgNo | UnitNo | LeaseStartDate ------------------------------------------------------- 12345 | RG52 | 24 …

Fairly new to php but know enough to be dangerous. I'm really stumped on this: I have stat numbers already in database linked with an id and also created an add stats page. So when a user is on the add stats page they enter the specific id & new …

I just need a help regarding this problem: a user is asked to enter two fractions, and the program should print the following -maximum -sum -product Output should be in proper fractional from and should be in lowest terms. The program must be able to identify if the numbers entered …

I have a fascination with fun math tricks.... If you know of any, id love to hear them! Examples: Square a 2 Digit Number Ending in 5 For this example we will use 25 * Take the "tens" part of the number (the 2 and add 1)=3 * Multiply the …

i am not a good programmer and so i need help. im not asking for you to write the program but need help with it ! i have some coding but cant figure out how to put the rest together ! ok so this is what i have so far. …

Hello, I am currently trying to improve my programming skills and I just can’t get my simple program to work correctly. Here’s the problem: I have managed to allow a user to input 10 numbers then when they insert these 10 numbers, the sum and average is displayed, simple! Then …

I'm very new to Java 4 1/2 weeks into my intro to java, I have to write a program that asks user for an integer, the program will then add up all integers from 1 to N and display output message the sum of integers from 1 through (integer input …

Hi there, I have a set of coordinates (data points) that I want to use Python3 to fit an exponential decay curve to. I've used this resource [URL="http://mathworld.wolfram.com/LeastSquaresFittingExponential.html"]here[/URL] as a base for building my program. The problem is, no matter what the x-value I put in is, the y-value ALWAYS …

Have the following code but can only get it to work when I enter nothing into the answer box then it says sorry..... but if i enter any# or a letter it doesnt do anything.. wordpad will not accept all the end if's and else statements either. only one it …

Hi folks! :) I'm here with a problem of Assembly 8086 (x86) (NASM). I´m trying calculate the sum of all numbers, which are odd, lowers than X (X = number defined by user) Already solved the problem in C # and C + +, but i need the Assembly Code. …

I'am beginner in Java, and I'am having a lot of problems while typing or making the sum of numbers. The fact is that I want to calculate the sum of pressed numbers until I press -9999, meanwhile when I press -9999, I want program me to show the sum of …