Description
Functions to manipulate rational functions, including basic arithmetic operators, derivatives, and integrals with EXPLICIT forms.
Downloads
CRAN
221
Last 30 days
20110th
578
Last 90 days
2.4K
Last year
Trend: +47.3% (30d vs prior 30d)
r2u
CRAN
10
Last 30 days
25
Last 90 days
102
Last year
Trend: -28.6% (30d vs prior 30d)
autoCRAN
0
Last 7 days
9
Last 30 days
0
All-time
autoCRAN-only: this name is served only by autoCRAN, so the count is exact.
CRAN Check Status
2
NOTE
11
OK
Show all 13 flavors
| Flavor | Status |
|---|---|
| r-devel-linux-x86_64-debian-clang | NOTE |
| r-devel-linux-x86_64-debian-gcc | NOTE |
| r-devel-linux-x86_64-fedora-clang | OK |
| r-devel-linux-x86_64-fedora-gcc | OK |
| r-devel-windows-x86_64 | OK |
| r-oldrel-macos-arm64 | OK |
| r-oldrel-macos-x86_64 | OK |
| r-oldrel-windows-x86_64 | OK |
| r-patched-linux-x86_64 | OK |
| r-release-linux-x86_64 | OK |
| r-release-macos-arm64 | OK |
| r-release-macos-x86_64 | OK |
| r-release-windows-x86_64 | OK |
Check details (2 non-OK)
NOTE
r-devel-linux-x86_64-debian-clang
CRAN incoming feasibility
Maintainer: ‘Yixuan Qiu <yixuan.qiu@cos.name>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: person(given = "Yixuan",
family = "Qiu",
role = c("aut", "cre"),
email = "yixuan.qiu@cos.name")
as necessary.
NOTE
r-devel-linux-x86_64-debian-gcc
CRAN incoming feasibility
Maintainer: ‘Yixuan Qiu <yixuan.qiu@cos.name>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: person(given = "Yixuan",
family = "Qiu",
role = c("aut", "cre"),
email = "yixuan.qiu@cos.name")
as necessary.
Check History
NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026
NOTE
r-devel-linux-x86_64-debian-clang
CRAN incoming feasibility
Maintainer: ‘Yixuan Qiu <yixuan.qiu@cos.name>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: person(given = "Yixuan",
family = "Qiu",
role = c("aut", "cre"),
email = "yixuan.qiu@cos.name")
as necessary.
NOTE
r-devel-linux-x86_64-debian-gcc
CRAN incoming feasibility
Maintainer: ‘Yixuan Qiu <yixuan.qiu@cos.name>’
No Authors@R field in DESCRIPTION.
Please add one, modifying
Authors@R: person(given = "Yixuan",
family = "Qiu",
role = c("aut", "cre"),
email = "yixuan.qiu@cos.name")
as necessary.