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+# Experimental!
+# project euler 33
+/÷⍉ ⧅>2 +1⇡9    # single digit fractions
+⧅>2 +10⇡90      # combinations 10-100
+▽⤚(˜∊/÷⍉)       # fractions that simplify
+▽⊸≡/(=3⧻◴⊂∩⊥₁₀) # fractions that cancel
+Magic ← =⊙÷◡(/÷⊡⊣⊚¬⊙⍉⊙⊟:↻⊙:/↥◡(∩⌟=⊸↻1)∩⊥₁₀)
+▽⊸≡/Magic
+▽⊸≡/(¬↥∩/↥∩=₀∩⊥₁₀) # non-trivial
+⊢÷⊸/∨ /×           # reduce the fraction