{1 | {1,2 | 1,2}}

Nested set operation: {1} intersects the union of {1,2} and {1,2}.

Set TheoryMathematicsLogic

Complexity

Current best complexity is 139:

{1 | {1,2 | 1,2}}
139
Discover this myself!

Statistics

Discovered by
1board
Best recipe held by
1board
First discovered
14 hoursago
Crafted
1time
Made with
1recipe
Used in
3recipes

Highlights

  1. First discovered by
    Hello5184's board
    · 14 hours ago
  2. Lowest complexity139first held by
    Hello5184's board
    · 14 hours ago
  3. Last crafted by
    Hello5184's board
    · 14 hours ago
  4. Last used in a recipe by
    Hello5184's board
    · 14 hours ago

Related concepts

Infinity
Delta
Paradox
Binary System
Fractal
Sphere
Tesseract
Infinite
Hypercube
Cube
Redundancy
Tautology

Technical information

Concept ID
373914
Color
#6c5b7b
Emoji
∩/🔢📐
Categories
Set Theory, Mathematics, Logic
Best complexity
139
First discovered
Nov 13, 2026, 11:20 UTC
Trademarked
No
Copyrighted
No

About "{1 | {1,2 | 1,2}}" concept

{1 | {1,2 | 1,2}} can be discovered in Concepts, categorized under Set Theory, Mathematics, Logic. Nested set operation: {1} intersects the union of {1,2} and {1,2}.

It has been discovered by 1 board and crafted 1 time, first appearing 14 hours ago. {1 | {1,2 | 1,2}} can be created from 1 recipe, and goes on to appear as an ingredient in 3 others.

{1 | {1,2 | 1,2}} was first discovered by Hello5184's board 14 hours ago. They also hold the lowest-complexity recipe, at 139.

Related concepts worth exploring include Infinity, Delta, Paradox, Binary System, Fractal, Sphere, and 6 more.

{1 | {1,2 | 1,2}} ∩ | Concepts