1、首先安裝Command Line Tool
xcode-select --install
2、Mac OSX平台下，用神器Homebrew安裝
curl -LsSf http://github.com/mxcl/homebrew/tarball/master | sudo tar xvz -C/usr/local --strip 1
3、升級Homebrew
sudo brew update && sudo brew upgrade
4、安裝gcc、XQuartz
sudo brew install gcc
sudo brew install Caskroom/cask/xquartz
5、通過Homebrew安裝Octave
sudo brew install octave
安裝成功，輸入octave即可
若安裝出現故障，嘗試
brew install homebrew/science/octave