R-lang - R Language Definition Version 2.10.1 (2009-12-14)...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: R Language Definition Version 2.10.1 (2009-12-14) DRAFT R Development Core Team Copyright c 2000–2009 R Development Core Team Permission is granted to make and distribute verbatim copies of this manual provided the copyright notice and this permission notice are preserved on all copies. Permission is granted to copy and distribute modified versions of this manual under the con- ditions for verbatim copying, provided that the entire resulting derived work is distributed under the terms of a permission notice identical to this one. Permission is granted to copy and distribute translations of this manual into another lan- guage, under the above conditions for modified versions, except that this permission notice may be stated in a translation approved by the R Development Core Team. ISBN 3-900051-13-5 i Table of Contents 1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2 Objects . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.1 Basic types .................................................... 3 2.1.1 Vectors .................................................... 3 2.1.2 Lists ...................................................... 3 2.1.3 Language objects .......................................... 4 2.1.3.1 Symbol objects ....................................... 4 2.1.4 Expression objects ......................................... 4 2.1.5 Function objects .......................................... 4 2.1.6 NULL ..................................................... 5 2.1.7 Builtin objects and special forms .......................... 5 2.1.8 Promise objects ........................................... 5 2.1.9 Dot-dot-dot ............................................... 6 2.1.10 Environments ............................................ 6 2.1.11 Pairlist objects ........................................... 6 2.1.12 The “Any” type .......................................... 7 2.2 Attributes ...................................................... 7 2.2.1 Names .................................................... 7 2.2.2 Dimensions ................................................ 7 2.2.3 Dimnames ................................................ 8 2.2.4 Classes .................................................... 8 2.2.5 Time series attributes ..................................... 8 2.2.6 Copying of attributes ...................................... 8 2.3 Special compound objects ...................................... 8 2.3.1 Factors .................................................... 8 2.3.2 Data frame objects ........................................ 9 3 Evaluation of expressions . . . . . . . . . . . . . . . . . . . . . 10 3.1 Simple evaluation ............................................. 10 3.1.1 Constants ................................................ 10 3.1.2 Symbol lookup ........................................... 10 3.1.3 Function calls ................................................
View Full Document

This note was uploaded on 04/16/2010 for the course UUI 88937 taught by Professor Johannajohanson during the Spring '10 term at Punjab Engineering College.

Page1 / 67

R-lang - R Language Definition Version 2.10.1 (2009-12-14)...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online