The XYZ Wing, HOW to Find it, and WHY it works!

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Lesson #18: This is a powerful strategy, so look for it! I will recap the XY wing first, and then explain the XYZ wing, how to find it, and why it works. I hope you enjoy this video, and....I hope you learn something!
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Nice job with the XYZ-Wing explanation. I like how you started with a blank grid and compared it to XY-Wing. I look forward to seeing more Sudoku videos from you.

SmartHobbies
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That’s a really clear and useful explanation, thank you for adding another trick to my arsenal for very difficult sudokus

paulakeay
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Mam make an illustrated video on hidden matching pairs please 😊

nishashah
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Starting at time 4:40 min, if X=1, Y=3, Z=9 then 1, 9 is XZ and 3, 9 is YZ not vice versa as stated.

lyndoncornelius