Routines to solve large scale eigenvalue problems Formula was removed
Last versions were

Revision: 1

arpack requires the following formulae to be installed:
autoconf 2.69 Automatic configure script builder
automake 1.16.1 Tool for generating GNU Standards-compliant Makefiles
libtool 2.4.6_1 Generic library support script

Reverse dependencies

The following formulae require arpack to be installed:
shogun 6.0.0 Large scale machine learning toolbox
calculix-ccx 2.13 Three-Dimensional Finite Element Solver
getdp 2.11.1_3 Open source finite element solver using mixed elements.
dealii 8.5.1_2 Open source finite element library

Recent formula history

FX Coudert arpack: migrate to homebrew/core
ilovezfs arpack 3.5.0
FX Coudert arpack: revision for gcc
Shaun Jackman arpack: update 3.4.0 bottle for Linuxbrew.
Dominique Orban arpack: fix blas dependency for linux

Formula code at GitHub