What's New

IOS 13 features. 
Dark mode. 
Export data to Files App. 
Fix some bugs.

App Description

Linear regression RPN calculator is a scientific RPN calculator with statistical functions. It's a tribute to the legendary HP41.
This calculator implements all scientific and arithmetic functions, 4 levels stack, 10 storage registers, and statisctics capabilities.

Statistics features:
• Manages simple series or dependent series.
• Saves your series.
• Loads a saved series.
• Send your series by email.
• Get statistical variables.
• Get Linear regression coefficients using the least squares approach.
• Graphical data representation.

iPhone Screenshots

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iPad Screenshots

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Linear regression RPN calc screenshot 6 Linear regression RPN calc screenshot 7 Linear regression RPN calc screenshot 8 Linear regression RPN calc screenshot 9 Linear regression RPN calc screenshot 10

App Changes

  • October 19, 2014 Initial release
  • October 27, 2015 New version 1.0.1
  • July 15, 2020 New version 1.2.1

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