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Pareto Front

198 points · 85 comments · binyu

  1. Whitespace · · focus · HN ↗
    I have a weightlifting spreadsheet with weight on the vertical axis and reps on the horizontal axis. The value of each cell is the estimated 1 rep max if I accomplish that lift. In theory if my e1RM is 100kg then I can lift any permutation of (weight,reps) that have the same e1RM. This is akin to knowing Pareto Frontier of my current strength.

    I use conditional formatting to color cells according to the probability that I can lift them—if I lifted 50kg for 10 reps then I can definitely do 50kg for 9 reps, so that cell is green. But if e1RM(50,10) > e1RM(40,15) then I can probably do that too so it's light green. The visualization naturally becomes Pareto-like.

    If I'm feeling strong I can aim for higher weight, lower reps. Or if I'm feeling weak I can close out a (weight, reps) that's below my current e1RM but I haven't accomplished yet. The end result is that I'm always "accomplishing" some sort of PR no matter how I feel.

    I call this e1RM Bingo.

    1. cman1444 · · focus · HN ↗
      Could you please share this spreadsheet? I would really love to have my own version of this.
      1. kachnuv_ocasek · · focus · HN ↗
        Just copy-paste that description to Claude and have it create the spreadsheet.
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