Opened 8 years ago

Closed 4 years ago

#11571 closed enhancement (fixed)

Catalan objects and bijections

Reported by: NevenaMilojkovic Owned by: NevenaMilojkovic
Priority: minor Milestone: sage-duplicate/invalid/wontfix
Component: combinatorics Keywords: catalan
Cc: VivianePons, sage-combinat Merged in:
Authors: Reviewers: Frédéric Chapoton
Report Upstream: N/A Work issues:
Branch: Commit:
Dependencies: Stopgaps:

Description

Some classes to represent objected counted by Catalan and their bijections.

Change History (4)

comment:1 Changed 8 years ago by vivace

I would like to work on this. I am wondering what has been done. Catalan objects should satisfy $C_{0} = 1$ and $C_{n+1} = \sum_{i=0}{n}C_{n-i}C_{i}$.

comment:2 Changed 4 years ago by chapoton

  • Cc changed from VivianePons; sage-combinat to VivianePons, sage-combinat
  • Milestone set to sage-duplicate/invalid/wontfix
  • Status changed from new to needs_review

let us close that

comment:3 Changed 4 years ago by chapoton

  • Reviewers set to Frédéric Chapoton
  • Status changed from needs_review to positive_review

comment:4 Changed 4 years ago by vbraun

  • Resolution set to fixed
  • Status changed from positive_review to closed
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