RPN calculator based on HP-42S
To manually install Plus42 Binary with Homebrew, use the following command:
Current version of Plus42 Binary.app: 1.2.6
ARM: https://thomasokken.com/plus42/download/Plus42Mac.zip
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Intel: https://thomasokken.com/plus42/download/Plus42Mac.zip
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Website: https://thomasokken.com/plus42/