Package: Ryacas 1.1.6.9001

Mikkel Meyer Andersen

Ryacas: R Interface to the 'Yacas' Computer Algebra System

Interface to the 'yacas' computer algebra system (<http://www.yacas.org/>).

Authors:Mikkel Meyer Andersen [aut, cre, cph], Rob Goedman [aut, cph], Gabor Grothendieck [aut, cph], Søren Højsgaard [aut, cph], Grzegorz Mazur [aut, cph], Ayal Pinkus [aut, cph], Nemanja Trifunovic [cph]

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manual.pdf |manual.html✨
DESCRIPTION |NEWS
card.svg |card.png
Ryacas/json (API)

# Install 'Ryacas' in R:
install.packages('Ryacas', repos = c('https://r-cas.r-universe.dev', 'https://cloud.r-project.org'))

Bug tracker:https://github.com/r-cas/ryacas/issues

Uses libs:
  • c++– GNU Standard C++ Library v3

On CRAN:

Conda:

cpp

10.58 score 44 stars 10 packages 319 scripts 5.2k downloads 36 exports 2 dependencies

Last updated from:eb82bad77f. Checks:13 OK. Indexed: yes.

TargetResultTimeFilesSyslog
linux-devel-arm64OK225
linux-devel-x86_64OK225
source / vignettesOK307
linux-release-arm64OK191
linux-release-x86_64OK202
macos-release-arm64OK228
macos-release-x86_64OK352
macos-oldrel-arm64OK199
macos-oldrel-x86_64OK465
windows-develOK312
windows-releaseOK225
windows-oldrelOK277
wasm-releaseOK204

Exports:%*%%>%as_ras_ydetdiagdiag<-get_output_widthHessianintegrateJacobianlimlower.trimatrix_productpowset_output_widthsimplifytextrupper.trivecvechwith_valuey_evaly_fny_printy_rmvarsyacyac_assignyac_cliyac_expryac_silentyac_stryac_symbolysymysym_ls

Dependencies:magrittrRcpp

The structure of the concentration and covariance matrix in a simple state-space model
Autoregression ($AR(1)$) | Dynamic linear model | Numerical evalation in R
Rendered fromssm-matrix.Rmdusingknitr::rmarkdown

Last update: 2020-11-15
Started: 2018-11-12

The high-level (symbol) interface
Introduction | Simplify and output to TeX | Derivatives | Solving equations | Solving a system of equations | Ryacas high-level reference
Rendered fromhigh-level.Rmdusingknitr::rmarkdown

Last update: 2020-01-07
Started: 2019-08-07

Getting started
Introduction | Note | Interfaces to yacas | The low-level interface | Examples | The high-level interface | Solving equations | yacas reference
Rendered fromgetting-started.Rmdusingknitr::rmarkdown

Last update: 2020-01-06
Started: 2019-02-08

Arbitrary-precision arithmetic
Evaluating polynomials | Inverse of Hilbert matrix
Rendered fromarbitrary-precision.Rmdusingknitr::rmarkdown

Last update: 2019-10-30
Started: 2019-08-07

The structure of the concentration and covariance matrix in a naive Bayes model
Naive Bayes model
Rendered fromlatent-variable-model.Rmdusingknitr::rmarkdown

Last update: 2019-10-30
Started: 2018-11-28

The low-level interface
Example 1: Simple algebra | Example 2: Linear algebra | Simple example | Using R's character matrices | yacas variables | Sums | Limits | Solving equations | Case: gradient and Hessian for a function | Ryacas low-level reference
Rendered fromlow-level.Rmdusingknitr::rmarkdown

Last update: 2019-10-08
Started: 2019-08-07

User-defined yacas rules
Included rules | Custom rules
Rendered fromyacas-rules.Rmdusingknitr::rmarkdown

Last update: 2019-08-02
Started: 2019-07-29

Readme and manuals

Help Manual

Help pageTopics
R interface to yacas computer algebra packageRyacas-package Ryacas
Extract or replace parts of an object[.yac_symbol
Extract parts of an object[[.yac_symbol
Extract or replace parts of an object[<-.yac_symbol
Matrix multiplication%*%
Convert yacas object to Ras_r
Convert R vector/matrix to yacas vector (list) or matrix (list of lists)as_y
Convert yac symbol to characteras.character.yac_symbol
Combine R Objects by Columnscbind.yac_symbol
Find the derivative of yac symbolderiv.yac_symbol
Matrix Determinantdet
Matrix diagonalsdiag
Matrix diagonalsdiag<-
Find the Hessian matrix of yac symbolHessian
Integration of Functionsintegrate
Find the Jacobian matrix of yac symbolJacobian
Limitslim
Lower and upper triangular part of a matrixlower.tri
Math functionsMath.yac_symbol
Matrix product of two matricesmatrix_product
Math operatorsOps.yac_symbol
Matrix Powerpow pow.default
Product of Vector Elementsprod.yac_symbol
Combine R Objects by Rowsrbind.yac_symbol
Simplify expressionsimplify
Solve a system of equationssolve.yac_symbol
Summationsum.yac_symbol
tt t.yac_symbol
Export object to TeXtex
Matrix Tracetr tr.default
Lower and upper triangular part of a matrixupper.tri
Vectorizevec vec.default
Half-Vectorizevech vech.default
Give a variable a valuewith_value
Evaluate a yacas expressiony_eval
Prepare simple 'yacas' cally_fn
Pretty print yacas stringsy_print
Remove/strip variable namesy_rmvars
Run yacas commandyac
Assign yacas variableyac_assign
yacas command line interfaceyac_cli
Run yacas command returning R expressionyac_expr
Run yacas command silentlyyac_silent
Run yacas command returning string/characteryac_str
Make a yacas symbolyac_symbol
Make a yacas symbolysym
List defined yac_symbolsysym_ls