{ "_id": "6a4e03e0e691af43f13df39d", "Package": "dual", "Type": "Package", "Title": "Automatic Differentiation with Dual Numbers", "Version": "0.0.6", "Date": "2025-05-27", "Authors@R": "c(person(\"Luca\", \"Sartore\",\nrole = \"aut\",\nemail = \"drwolf85@gmail.com\",\ncomment = \"ORCID = \\\"0000-0002-0446-1328\\\"\"),\nperson(\"Luca\", \"Sartore\",\nrole = \"cre\",\nemail = \"drwolf85@gmail.com\",\ncomment = \"ORCID = \\\"0000-0002-0446-1328\\\"\"))", "Maintainer": "Luca Sartore ", "Description": "Automatic differentiation is achieved by using dual\nnumbers without providing hand-coded gradient functions. The\noutput value of a mathematical function is returned with the\nvalues of its exact first derivative (or gradient). For more\ndetails see Baydin, Pearlmutter, Radul, and Siskind (2018)\n.", "License": "GPL-3", "NeedsCompilation": "no", "Encoding": "UTF-8", "RoxygenNote": "7.3.1", "Packaged": { "Date": "2026-07-08 07:59:01 UTC", "User": "root" }, "Author": "Luca Sartore [aut] (ORCID = \"0000-0002-0446-1328\"), Luca\nSartore [cre] (ORCID = \"0000-0002-0446-1328\")", "Repository": "https://drwolf85.r-universe.dev", "Date/Publication": "2025-05-28 04:00:02 UTC", "RemoteUrl": "https://github.com/cran/dual", "RemoteRef": "HEAD", "RemoteSha": "e416d210806a7962a0b5e7c0c692707358a2bf99", "_user": "drwolf85", "_type": "src", "_file": "dual_0.0.6.tar.gz", "_fileid": "https://r2.ropensci.org/369c6b0c448eeecb8c01b1a9be0c33160d14d3dbbcadc21e9d8e5cd4fa73fecb", "_filesize": 166725, "_sha256": "369c6b0c448eeecb8c01b1a9be0c33160d14d3dbbcadc21e9d8e5cd4fa73fecb", "_expires": "2026-10-16T08:01:34.000Z", "_created": "2026-07-08T07:59:01.000Z", "_published": "2026-07-08T08:01:36.586Z", "_jobs": [ { "job": 85817073569, "time": 105, "config": "linux-devel-x86_64", "r": "4.7.0", "check": "OK", "artifact": "8161856809" }, { "job": 85817073518, "time": 103, "config": "linux-release-x86_64", "r": "4.6.1", "check": "OK", "artifact": "8161855232" }, { "job": 85817073489, "time": 94, "config": "macos-oldrel-arm64", "r": "4.5.3", "check": "OK", "artifact": "8161853254" }, { "job": 85817073505, "time": 77, "config": "macos-release-arm64", "r": "4.6.1", "check": "OK", "artifact": "8161845603" }, { "job": 85816647511, "time": 141, "config": "source", "r": "4.6.1", "check": "OK", "artifact": "8161815931" }, { "job": 85817073471, "time": 85, "config": "wasm-release", "r": "4.6.0", "check": "OK", "artifact": "8161849020" }, { "job": 85817073565, "time": 58, "config": "windows-devel", "r": "4.7.0", "check": "OK", "artifact": "8161839451" }, { "job": 85817073491, "time": 81, "config": "windows-oldrel", "r": "4.5.3", "check": "OK", "artifact": "8161847556" }, { "job": 85817073527, "time": 67, "config": "windows-release", "r": "4.6.1", "check": "OK", "artifact": "8161842460" } ], "_host": "GitHub-Actions", "_buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840", "_status": "success", "_upstream": "https://github.com/cran/dual", "_commit": { "id": "e416d210806a7962a0b5e7c0c692707358a2bf99", "author": "Luca Sartore ", "committer": "cran-robot ", "message": "version 0.0.6\n", "time": 1748404802 }, "_maintainer": { "name": "Luca Sartore", "email": "drwolf85@gmail.com", "login": "drwolf85", "description": "", "uuid": 8324415 }, "_distro": "resolute", "_registered": true, "_dependencies": [ { "package": "R", "version": ">= 3.2.0", "role": "Depends" }, { "package": "base", "role": "Depends" }, { "package": "stats", "role": "Depends" }, { "package": "methods", "role": "Depends" } ], "_owner": "cran", "_selfowned": true, "_usedby": 0, "_updates": [], "_tags": [], "_stars": 1, "_contributors": [ { "user": "drwolf85", "count": 4, "uuid": 8324415 } ], "_userbio": { "uuid": 8324415, "type": "user", "name": "Luca Sartore", "followers": 20 }, "_downloads": { "count": 556, "source": "https://cranlogs.r-pkg.org/downloads/total/last-month/dual" }, "_mentions": 3, "_searchresults": 6, "_rbuild": "4.6.1", "_assets": [ "extra/citation.cff", "extra/citation.html", "extra/citation.json", "extra/citation.txt", "extra/contents.json", "extra/dual.html", "extra/readme.html", "extra/readme.md", "manual.pdf" ], "_realowner": "drwolf85", "_cranurl": false, "_releases": [ { "version": "0.0.3", "date": "2019-12-18" }, { "version": "0.0.4", "date": "2022-08-31" }, { "version": "0.0.5", "date": "2023-10-03" }, { "version": "0.0.6", "date": "2025-05-28" } ], "_exports": [ "atan2", "beta", "choose", "dual", "erf", "erfc", "erfcinv", "erfinv", "factorial", "is.dual", "lbeta", "lchoose", "lfactorial", "logb", "psigamma" ], "_help": [ { "page": "dual-package", "title": "dual: Automatic Differentiation with Dual Numbers", "topics": [ "dual-package" ] }, { "page": "Arithmetic", "title": "Arithmetic Operators", "topics": [ "*", "*,dual,dual-method", "*,dual,numeric-method", "*,numeric,dual-method", "+", "+,dual,dual-method", "+,dual,missing-method", "+,dual,numeric-method", "+,numeric,dual-method", "-", "-,dual,dual-method", "-,dual,missing-method", "-,dual,numeric-method", "-,numeric,dual-method", "/", "/,dual,dual-method", "/,dual,numeric-method", "/,numeric,dual-method", "Arithmetic", "^", "^,dual,dual-method", "^,dual,numeric-method", "^,numeric,dual-method" ] }, { "page": "dual-class", "title": "Dual object class An S4 Class for dual numbers", "topics": [ "dual", "dual-class", "initialize,dual-method", "is.dual", "is.dual,ANY,dual-method", "show,dual-method" ] }, { "page": "Error", "title": "Special Functions of Mathematics", "topics": [ "erf", "erf,dual-mehtod", "erf,dual-method", "erfc", "erfc,dual-mehtod", "erfc,dual-method", "erfcinv", "erfcinv,dual-mehtod", "erfcinv,dual-method", "erfinv", "erfinv,dual-mehtod", "erfinv,dual-method", "Error" ] }, { "page": "Hyperbolic", "title": "Hyperbolic Functions", "topics": [ "acosh,dual-method", "asinh,dual-method", "atanh,dual-method", "cosh,dual-method", "Hyperbolic", "sinh,dual-method", "tanh,dual-method" ] }, { "page": "log", "title": "Logarithms and Exponentials", "topics": [ "exp", "exp,dual-method", "expm1", "expm1,dual-method", "log", "log,dual-method", "log10", "log10,dual-method", "log1p", "log1p,dual-method", "log2", "log2,dual-method", "logb", "logb,dual,dual-method", "logb,dual,numeric-method", "logb,numeric,dual-method" ] }, { "page": "Logic", "title": "Logic Operators for Comparing Dual Numbers", "topics": [ "!=", "!=,dual,dual-method", "!=,dual,numeric-method", "!=,numeric,dual-method", "<", "<,dual,dual-method", "<,dual,numeric-method", "<,numeric,dual-method", "<=", "<=,dual,dual-method", "<=,dual,numeric-method", "<=,numeric,dual-method", "==", "==,dual,dual-method", "==,dual,numeric-method", "==,numeric,dual-method", ">", ">,dual,dual-method", ">,dual,numeric-method", ">,numeric,dual-method", ">=", ">=,dual,dual-method", ">=,dual,numeric-method", ">=,numeric,dual-method", "Logic" ] }, { "page": "MathFun", "title": "Miscellaneous Mathematical Functions", "topics": [ "abs,dual-method", "MathFun", "sqrt,dual-method" ] }, { "page": "Special", "title": "Special Functions of Mathematics", "topics": [ "beta,dual,dual-method", "beta,dual,numeric-method", "beta,numeric,dual-method", "choose,dual,dual-method", "choose,dual,numeric-method", "choose,numeric,dual-method", "digamma,dual-mehtod", "digamma,dual-method", "factorial,dual-mehtod", "factorial,dual-method", "gamma,dual-mehtod", "gamma,dual-method", "lbeta,dual,dual-method", "lbeta,dual,numeric-method", "lbeta,numeric,dual-method", "lchoose,dual,dual-method", "lchoose,dual,numeric-method", "lchoose,numeric,dual-method", "lfactorial,dual-mehtod", "lfactorial,dual-method", "lgamma,dual-mehtod", "lgamma,dual-method", "psigamma,dual,NULL-mehtod", "psigamma,dual-method", "Special", "trigamma,dual-mehtod", "trigamma,dual-method" ] }, { "page": "Trig", "title": "Trigonometric Functions", "topics": [ "acos,dual-method", "arccos,dual-method", "arcsin,dual-method", "arctan,dual-method", "asin,dual-method", "atan,dual-method", "atan2,ANY,dual-method", "atan2,dual,ANY-method", "atan2,dual,dual-method", "atan2,dual,numeric-method", "atan2,numeric,dual-method", "cos,dual-method", "cospi,dual-method", "sin,dual-method", "sinpi,dual-method", "tan,dual-method", "tanpi,dual-method", "Trig" ] } ], "_pkglogo": "https://github.com/cran/dual/raw/HEAD/man/figures/logo.svg", "_readme": "https://github.com/cran/dual/raw/HEAD/README.md", "_rundeps": [], "_score": 2.1760912590556813, "_indexed": true, "_nocasepkg": "dual", "_universes": [ "drwolf85" ], "_binaries": [ { "r": "4.7.0", "os": "linux", "version": "0.0.6", "date": "2026-07-08T08:00:53.000Z", "distro": "resolute", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/e39dec553523cd03dd9192633f6e2316aaf5d8b0887da43214cab872f7fc1620", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" }, { "r": "4.6.1", "os": "linux", "version": "0.0.6", "date": "2026-07-08T08:00:50.000Z", "distro": "resolute", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/0b721d794f623ee2e17fddc2f06e7e19bd6719ff5dfdfecdaee229480427918e", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" }, { "r": "4.5.3", "os": "mac", "version": "0.0.6", "date": "2026-07-08T08:00:44.000Z", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/2e4e4456b35b0561e6fe4460a6ab7d66e198e547e99905110baa7ec866efaad9", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" }, { "r": "4.6.1", "os": "mac", "version": "0.0.6", "date": "2026-07-08T08:00:25.000Z", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/009b924ad8603b118f8e9d7bc6ee587b7b3044637b5e6621163a677108dc9f75", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" }, { "r": "4.6.0", "os": "wasm", "version": "0.0.6", "date": "2026-07-08T08:00:44.000Z", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/ed9835abdc581836857586289324301ddfa78a7b5fdb0318b3f12263977814ee", "status": "success", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" }, { "r": "4.7.0", "os": "win", "version": "0.0.6", "date": "2026-07-08T08:00:03.000Z", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/c49cbc2421f2bf7b00b5513e0456d3ab5457dcd876fb2ee31ab2c5094e05b544", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" }, { "r": "4.5.3", "os": "win", "version": "0.0.6", "date": "2026-07-08T08:00:25.000Z", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/5d844f1d58f0fc5a1feffd2b7ac901ecb13209e98a2024e28d28947cbdcd51f1", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" }, { "r": "4.6.1", "os": "win", "version": "0.0.6", "date": "2026-07-08T08:00:10.000Z", "commit": "e416d210806a7962a0b5e7c0c692707358a2bf99", "fileid": "https://r2.ropensci.org/f1fc1089884acf3c9a4cdff01404c04b85d771a4d004d016267e9626596fc7a0", "status": "success", "check": "OK", "buildurl": "https://github.com/r-universe/drwolf85/actions/runs/28926926840" } ] }