'Color class' diaporamas de présentation

The combinatorics of solving linear equations

The combinatorics of solving linear equations. Origins : (I. Schur). Does the congruence. always have non-trivial solutions?. 1875 - 1941. The combinatorics of solving linear equations. Origins : (I. Schur). Does the congruence. always have non-trivial solutions?. 1875 - 1941. Yes !.

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Approximation Techniques for Coloring Problems

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Graphics and Java2D

Graphics and Java2D Joe Komar Overview Graphics contexts and graphics objects Color control Font control Drawing lines, rectangles, ovals, arcs, polygons, and polylines Java2D API Java2D Shapes Graphics Coordinate System 0,0 is the upper left corner

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Chapter 2 First Java Programs

Chapter 2 First Java Programs. Fundamentals of Java. Objectives. Discuss why Java is an important programming language. Explain the Java virtual machine and byte code. Choose a user interface style. Describe the structure of a simple Java program. Objectives (cont.).

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Chromatic Coloring with a Maximum Color Class

Chromatic Coloring with a Maximum Color Class. Bor-Liang Chen Kuo-Ching Huang Chih-Hung Yen* 30 July, 2009. Throughout this talk, all graphs considered are finite , undirected , loopless and without multiple edges. Definitions and Notations. Definitions and Notations.

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Java Graphics

Java Graphics. Joe Komar. Graphics Class. Defined in java.awt package of the Java API Line drawing, rectangles, ovals, arcs, and polygons Already seen drawString, drawLine, drawOval, drawRect These and other methods are part of the Graphics object

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Breed Comparison

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CSC 142

CSC 142. Object based programming in Java [Reading: chapter 4]. What we have seen so far. A class is made of instance fields: attributes of the class objects instance methods: behavior of the class objects (=what objects can do). instance methods+fields=instance members

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Drawing pictures with Java

Drawing pictures with Java. JFrame: the basic Java window. The swing package contains classes, objects and methods that can be used to create a consistent cross-platform graphical user interface The basic window component in this package is the JFrame

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Robot Compagnion Localization at home and in the office

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COMP 14: Applets

COMP 14: Applets. June 21, 2000 Nick Vallidis. Announcements. P6 is due Friday. Applets. A Java application is a stand-alone program with a main method An applet is a Java program that is intended to be transported over the web and executed using a web browser

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Graphics -- Introduction

Graphics -- Introduction. The use of graphics is common among modern software systems Java has strong API support for graphics in the java.awt (abstract windowing toolkit) package This lesson focuses on: the coordinate system for Java graphics the use of color

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CIS 234: Graphics & Applets

CIS 234: Graphics & Applets Dr. Ralph D. Westfall February, 2002 Graphics back in the "good old days," computers only worked with text no images no input boxes no mouse Palo Alto Research Center (PARC) created first GUI in 1970s, Apple copied it in 1980s, Microsoft copied in 1990s

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k-Coloring

k-Coloring. k-coloring: A k-coloring of a graph G is a labeling f: V(G) ?S, where |S|=k. The labels are colors; the vertices of one color form a color class. Proper k-coloring: A k-coloring is proper if adjacent vertices have different labels.

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Lecture 15: Intro to Graphics

Lecture 15: Intro to Graphics Yoni Fridman 7/25/01 Outline Basics of graphics Pixels Coordinates The Graphics class Graphics contexts Drawing in Java Lines Shapes Colors The Color class RGB Pixels

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Section 2.3 Graph Coloring

Section 2.3 Graph Coloring. By Katie Lessard & Colleen Raimondi. a. b. c. Section 2.3 Graph Coloring. Coloring - a coloring of a graph G assigns colors to the vertices of G so that adjacent vertices are given different colors. . In the case of edge coloring, no edges that share a

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Color (1)

Color (1). Turtle class contains a method to change the pen color Note : before using Color class, you should add following line in the top of the source file to import Color class import java.awt.Color;. Color (2). Each color is represented by three primitive colors

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Recap: Using JDK Help

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