the art of r programming source code

The Art of R Programming: A Tour of Statistical Software Design ppt

... .Rprofile located either in your home directoryor in the directory from which you are running R. The latter directory issearched for this file first, which allows you to have custom profiles for ... that the exam 1 scores, which are stored in the first column of ourdata frame, are collectively referred to asexamsquiz[,1]. Omission of the firstsubscript (the row number) means that we are referring ... auxiliary packages tomy R search path.Like most programs, R has the notion of your current working directory.Upon startup, this will be the directory from which you launched R, if you’reusing...

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Tài liệu Develop computer programs for simplifying sums that involve binomial coefficients: The Art of Computer Programming, Volume 1: Fundamental Algorithms pdf

Danh mục: Tin học văn phòng

... similar, but much shorter, time lag took place before the third phase of the proof theory ﬂowered. In the 1940s, the main ideas for the automated discovery of recurrence relations for hypergeometric ... of Problem 2 above, write out the complete proof of the identity, using the full text of the standardized WZ proof together with the appropriate rational function certiﬁcate.4. For each of the ... involving rational numbers isthus to compute some normal form for A−B, and then check whether the numeratorequals 0. The reader who prefers canonical forms might remark that rational numbers dohave...

Tài liệu The Art of Assembly Language Programming P1 ppt

Danh mục: Kỹ thuật lập trình

... Standard Library Array Support 4794.12 Putting It All Together 4815.1 Chapter Overview 4835.2 Records 4835.3 Record Constants 4855.4 Arrays of Records 4865.5 Arrays/Records as Record Fields ... Programming Projects for Chapter Three 1245.4 Programming Projects for Chapter Four 1255.5 Laboratory Exercises for Chapter Two 1265.5.1 A Short Note on Laboratory Exercises and Lab Reports ... Compiling Your First Program 1275.5.3 Compiling Other Programs Appearing in this Chapter 1285.5.4 Creating and Modifying HLA Programs 1295.5.5 Writing a New Program 1295.5.6 Correcting Errors in...

Tài liệu The Art of Assembly Language Programming P2 ppt

Danh mục: Kỹ thuật lập trình

... chapter. The material for Chapter One appears in the “ch01” subdirectory of the “volume1” directory in the AoA directory tree, the material for Chapter Two appears in the “ch02” subdirectory of the ... identifier. You must pick an appropriate, descriptive, name for your program. In particular, pgmID would be a horrible choice for any real program. If you are writing programs as part of a course ... functions, or are of little interest to the application programmer. Eight of these bits (or flags) are of interest to application programmers writing assembly language programs. These are the overflow,...

The art of possibility

Danh mục: Tâm lý - Nghệ thuật sống

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the art of readable code

Danh mục: Kỹ thuật lập trình

... every precaution has been taken in the preparation of this book, the publisher and authors assume noresponsibility for errors or omissions, or for damages resulting from the use of the information ... Inc. The Art of Readable Code, the image of sheet music, and related trade dress are trademarks of O’ReillyMedia, Inc.Many of the designations used by manufacturers and sellers to distinguish their ... ourcorporate/institutional sales department: (800) 998-9938 or corporate@oreilly.com.Editor: Mary TreselerProduction Editor: Teresa ElseyCopyeditor: Nancy Wolfe KotaryProofreader: Teresa ElseyIndexer: Potomac Indexing,...