Class Routine Honours 3rd Year 1st semester, Jagannath University2015
Class Routine Honours 3rd Year 1st semester, Jagannath University
Finding roots by graphing in mathematica
Question: Graph the function g(x) = x6 - 2x2 + x - 16
a. How many real roots does the graph reveal?
b. Find the roots of g(x) in table form.
Solution:
Categories:
Code
Mathematica
Programming
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Graphing the pair of parametric equations in mahematica
Question: Plot the pair of parametric equations as t ranges from -10 to 10. Label the x-axis time and the y-axis temperature x = t + 2 Sin t, y = t + 2 Cos 5t.
a. Find the exact roots of f(x) = 3x4 - 15x3 + 18x2
b. Find the decimal values of these roots, listing the roots in table form.
Solution:
Categories:
Code
Mathematica
Programming
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Graphing the implicit relationship in mathematica
Question: Load the package Graphic`ImplicitPlot` if you have not already done so in this session of Mathematica. DO NOT load it more than once per session. Graph the implicit relationship x2y2 = (y+1)2(4-y)2.Solution:
Categories:
Code
Mathematica
Programming
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Graphing two polar equation in same graph by mathematica graphics property
Question: 2. Load the package Graphics`Graphics` if you have not already done so in this session of Mathematica. DO NOT load it more than once per session. Graph the polar expression on the same axes. Make the graph of the second equation blue and twice as thick as the red graph of the first equation r=Cos[x]Sin[x/Sqrt[2]] . and r = -0.25 Cos[x].
Solution:
Categories:
Code
Mathematica
Programming
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Graphing more than one function in one Graph by mathematica
Question: 1. Graph the function f(x) = 4CosxSin2x and g(x)=-Secx on the same axes over the domain -4Pi<x<4Pi . Restrict the range to -4<y<4 . Draw the curves in different styles so that you can distinguish the functions.
Answer:
Answer:
Categories:
Mathematica
Programming
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Copy clipboard from windows to virtualbox or vice versa
We have sometime faced a big trouble of copying something to virtualbox from host or from guest to host. But it is possible to direct copy from one to another in
Categories:
Tricks
Tutorial
VirtualBox
Windows
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how to install windows 10 64 bit in virtualbox
How to install windows 10 64 bit in virtualbox (windows 8 64 bit)
Minimum requirements to install windows 10:
Categories:
Research
Tutorial
VirtualBox
Windows
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Differences between str_split() and explode() in PHP
Welcome back again. We know both of the function str_split() and explode() in PHP are used to split strings. But here are some differences between them. I will describe shortly about this.
Categories:
PHP
Programming
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How to get prime numbers!
Let we have to find out n terms of prime numbers. We will not use any built-in functions. Using fully raw codes we will do this. Although I have done this using PHP, the other languages also applicable in this tricks. You need to change the commanding operators only when you will use another languages.
Categories:
PHP
Programming
Tricks
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Obtain sum of Fibonacci series without using function
Fibonacci series is a such kind of series of numbers in which the current number is the addition of previous two numbers. It is a mathematical series. Today we will see How to make Fibonacci series by PHP programming without using array or function.
Categories:
Fibonacci
PHP
Programming
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How to make Fibonacci series by PHP programming
Fibonacci series is a such kind of series of numbers in which the current number is the addition of previous two numbers. It is a mathematical series. Today we will see How to make Fibonacci series by PHP programming without using array or function.
Categories:
Fibonacci
Fun
PHP
Programming
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Difference between print and echo in PHP with examples
We commonly use two types of function to show output on screen in PHP. They are echo and print. But here are some differences among using these. Let us describe these here.
Categories:
PHP
Programming
Tutorial
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FaceBook account created for fun
For funny moments I have opened another blogger account named as: Stores of FaceBook.
The terms of that blog or the about of contents, hints etc. are given here.
Categories:
Facebook
Fun
Social Sites
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How to crack and register mathematica by wolfram research
Mathematica is a computational software program used in many scientific, engineering, mathematical and computing fields, based on symbolic mathematics. For the students of mid-level or lower-level of economy it is too hard to buy this software. So for them they need to crack it for getting licence and serial key to use.
Categories:
Mathematica
Programming
Tricks
Tutorial
Windows
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Finding the length and sum of integers of any number - The use of global variable in C
Variables are very important in almost every cases. Normally we use local variables but it is sometimes necessary to use global variables. We can not skip that matter with local variables. One of such kind of a problem is finding the sum of integers of any number. I have tried many times to use local variable here but failed. If you can please suggest me. But the program code is given here which I have written.
Categories:
C
Programming
Tutorial
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Palindrome - Playing with words
Palindrome is such kind of word which can be written reversely and the meaning is unchanged. From Wikipedia we find the definition of it as, "A palindrome is a word, phrase, number, or other sequence of characters which reads the same backward or forward. Allowances may be made for adjustments to capital letters, punctuation, and word dividers."
Categories:
Palindrome
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The user roles and rights of wordpress
Wordpress is a popular Content Management System (CMS ) for various websites. It is more popular for blogging than others. It is applicable also for customer management, product management, or school, college, university or government website scripting. The various users of wordpress have various right here. I will describe shortly about them now.How to share local file in genymotion android file manager - Fully described
We know one of the method of using android on PC is using genymotion along with virtualbox. By the genymotion we can easily use various kind of android device in our PC. But it is sometime trouble to access local file storage or PC file storage with these virtual devices. So here I will show you how to use these or how to copy virtual device files into PC and vice-versa.
Categories:
Android
Tricks
Tutorial
VirtualBox
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The price of goods has been increased again - for the sake of TAX
It is the situation for the republic of Bangladesh. The government of this country has added a new tax on every products of here. From the services of phone calling to goods everything is now under this new TAX. One after another, TAX is adding here nowadays.
Categories:
Bangladesh
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Get government issued NID number without NID card - For Bangladesh Only
As a citizen of Bangladesh you have right to have a national identity card (simply NID card) when you are 18 years old or more than 18 years. For this you have to register when you keep foot on 18 years. But unfortunately it is a very slow process of getting NID card in Bangladesh. And sometimes we need the number of this ID card. Then we fall in a twisting.
Categories:
Bangladesh
Online
Tricks
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HTML Encoder
In this page you can encode your HTML codes. Simply it works as htmlentities() function of PHP programming. For more clear definition if you enter <b>text</b> it will return you <b>text</b>. Hence more features are coming soon. Right now just try it.
You can not be hidden - No benefit in facebook when you turn off chat
It is normal for maximum people who use facebook from a long time that sometimes s/he turn off chat in there to hide his/her activity from his/her other friends. It is also noted that facebook has recently added another feature by which you can hide your activity for some of your friends or show activity for some of your friends. But nowadays it is not as private as before.Generate Site-Map | Fully free and quickly
We have brought the free online xml of site-map generator for you. At past need to generate it very difficulty but from now you are fully independent and free to generate site-map xml file easily. From here you can create sitemap for any kind of website which you need or which you want. It is very easy now.The USD codes of GSM SIM cards of Bangladesh
Sometimes we need to know from others when we forget. But if we keep written all in a same place it is obviously easier then to find.
Categories:
Bangladesh
GSM
Network
SIM
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Get length of any integer number in C Programming
We will get the total length of any integer number from here. For example see the following table.
Categories:
C
Code
Programming
Tutorial
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how to use internet org in pc (tested on windows 8 laptop)
We know that ROBI along with FACEBOOK providing free internet over Bangladesh by internet.org. But it is usable on only mobile devices. Today we will see how can we use this in PC.
Categories:
Bangladesh
Facebook
Free internet
Internet.org
Robi
Tricks
Tutorial
Windows
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Robi is cheating with it's customers appealing with internet.org
It is a revolutionary matter that FaceBook has taken a project to spread out free internet among the whole world. They are going by internet.org and along with many company they are going ahead step by step. Similarly they contracted with Robi Axiata Limited Bangladesh for providing some websites fully free among the people of Bangladesh having Robi SIM card or connection. But Robi is now started cheating with customers and I will describe shortly on it to you.
Categories:
Bangladesh
Facebook
Free internet
Internet.org
Robi
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Finding root by bisection method in Mathematica
The bisection method in mathematics is a root-finding method that repeatedly bisects an interval and then selects a subinterval in which a root must lie for further processing. It is a very simple and robust method, but it is also relatively slow.
Categories:
Bisection method
Mathematica
Numerical analysis
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Finding root by Fixed point iteration method in Mathematica
It is a method of computing fixed points and iterated functions. This method is nearly similar to Newton-Raphson method.
Categories:
Fixed point iteration
Mathematica
Numerical analysis
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Finding root by Newton-Raphson Iteration method in Mathematica
Newton-Raphson Iteration method of finding root. We will find root by this method in mathematica here. For this method we need to choose any point near root and then try to find out the absolute root according to this method.By this method if we choose a root
x0 = x0
then the closer root will be
x1 = x0 - f(x0) / f '(x0) and so on...
Categories:
Mathematica
Newton-Raphson Iteration
Numerical analysis
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Finding root by False position method in Mathematica
False position method is a method of finding root. For numerical analysis, here we should take two such points near root as the root stays between them. Here we will find a root of an equation by mathematica application.
Categories:
False position method
Mathematica
Numerical analysis
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Unblock the blocked sites - Use proxy fully free and unlimited bandwidth for mozilla
Assalamu Alaikum,You know that some websites are blocked in some place by the authority or government. But sometimes we need to visit those websites or use those. Then we really face a boring condition. But it is possible to bypass those facts and today I will show you a way about bypassing this problem by Mozilla Firefox.
Categories:
IP Changer
Mozilla
Proxy
Tricks
Tutorial
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Facebook chat options has been changed
We all know that facebook has some chat options such as off, on, on for listed friends and off for listed peoples. If you put off your chat options you was not listed in online toyour friends. But now it has been changed. I will describe you today about this.
Scam detected in a PTC site | AyuWage does not pays
Many people works on various PTC sites for earning. But some of those sites are scam or simply you can call them as cheater. After many clicking and reaching the payout level then when you order to pay they don't pay you any money. It is called as scamming. I will introduce with such a site today.How to check your PC graphics memory (For windows only)
Sometimes we need to check graphics memory in our PC. Many PC does not contain external graphics cards also. And also for installing many softwares we need to check it also. However I will give you suggestion on it here about checking the graphics memory.
Categories:
Graphics Card
Tutorial
Windows
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How to install wordpress in your local server (Tutorial for xampp and others)
Assalamu Alaikum.
Today I am going to show you about installation of wordpress in your PC localhost. I am using xampp for it. You can use any others also if you wish. You need apache and mysql (PHPMyAdmin) for it just Open those first and try to install easily.
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