How to implement mathematical expression in Java?

Let’s learn how to implement mathematical expression in Java. The most accurate or helpful solution is served by technical-recipes.com.

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Mathematical Expression Parser in Java and C++ | technical ...

Implementing a mathematical expression parser in C++ and Java. Converts expression into Reverse Polish Notation by applying the Shunting Yard Algorithm and

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Any ideas to create this java program?

Create a java program that reads in one line as a fully parenthesized infix expression and builds a binary expression tree. It should repeat this until a blank line is entered. The tokens, including numbers, parentheses, and four operators ( +, -, *...

Answer:

i did this for my lab i can give you the stub... creating a BTNode tree class is easy.. the class will...

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fazzy at Yahoo! Answers Mark as irrelevant Undo

Implementing a Simple Parser for arithmetic expressions in Java?

So I'm confused about this project I have to do and need help (though I'm not too sure if anyone would understand this stuff). Here's what I have to do: "Implement a simple parser for arithmetic expressions in Java. The following is the context...

Answer:

You have been asked to implement this as a recursive descent parser. What you need to do is for a production...

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Derick at Yahoo! Answers Mark as irrelevant Undo

How do I Implement Gateway Service something similar to Oracle API gateway Using Java and Java based Open Source frameworks only?

wanted to Implement API Management Using only Java and Java Based Open Source frameworks. Need help how to go about it. I need following things that really make me ready to go " Blue -print and Sample Source Code or any Completely Open Source API...

Answer:

Full disclosure: I used to work for Layer 7 Technologies and played a major role in designing their...

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Alex Cruise at Quora Mark as irrelevant Undo

"How can I implement Graph/Tree algorithms in java ?"

I can implement all the algorithms like DFS/BFS/Dijkstra and can implement data structures like BST, AVL, RB Tree in C. But I donot know how to implement them using "Java"  as there are  no pointers available or Am I missing something ? I want...

Answer:

Java object references are the equivalent of pointers. For example, a binary tree might have a node...

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Joshua Engel at Quora Mark as irrelevant Undo

Is Java a better choice to implement machine learning algorithms than C++?

Hi,   I know R, Python and C++. and most of my work is in machine learning domain. I use R--> to quickly understand the problem Python --> for quick prototyping C++ --> if needed But lately, I have been looking into "job" descriptions...

Answer:

Your question and your description are actually asking two different questions. Personally, I prefer...

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Arun Iyer at Quora Mark as irrelevant Undo

Illegal Start of Expression Java Arrays/Methods?

import jaa.util.Scanner; public class Assignment7 { public static void main(String [] args) { int[] testData = new int[] {10, 20, 30, 40, 50, 60}; getTotal(testData); getAverage(testData); getHighest(testData); getLowest(testData); public static void...

Answer:

You actually have more than 2 errors. When you correct one, you will get more. Note that this is not...

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Jessie at Yahoo! Answers Mark as irrelevant Undo

How is it possible to implement the JVM in Java without using a second virtual machine?

When I heard about the Jikes RVM project, it seemed very confusing. What does it mean to implement a JVM in Java without a second virtual machine? Is there some "core" part of the engine which is written in C? If not, how are Java commands...

Answer:

Remember that Java is not an interpreter.  Its a mixed mode interpreter/compiler.  As has already been...

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Stacks can’t be used to (a) Evaluate an arithmetic expression in postfix form (b) Implement recursi?

Stacks can’t be used to (a) Evaluate an arithmetic expression in postfix form (b) Implement recursion (c) Convert a given arithmetic expression in infix form to its equivalent postfix form (d) Allocate resources (like CPU) by the operating system...

Answer:

a,b and d...not sure abt c

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Parvinde... at Yahoo! Answers Mark as irrelevant Undo

Why didn't Java implement the generic typed collection classes as decorator classes on the original untyped collection classes?

To elaborate further: the decorators would store the type parameters as fields, and wrap all calls to the untyped collection classes with type checks.   This solution does a better job of achieving Java's stated goal of type-safety for generics (and...

Answer:

Because generics didn't exist in the Java language until version 5. It would have been nice if they...

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