Proof step

Ore-algebra identity of two definitions

All-n equality of two definitions

Concludes
shift_x_plus_one of veronese_section_2_0 of Triangle read by rows: T(n,k) = C(n+3,3) * C(n,k), 0 <= k <= n.
Premises
none: a direct theorem check
Theorem
polytool ?
Checked
polytool replayed · Lean not attempted
Technical details
Step id
e-0c09459c06924f45 · JSON
Operation
All-n equality of two definitions
{
  "operation": "definition_equality"
}
Claims
Certificate
definition_equality, SHA-256 a92c79ff2cf97a9c22e281a3ba3aaf5ce4f6deb798bfa5993241d20b16d024dc, 11,349 bytes (3,185 compressed); download
polytool replayed the certificate when the step was written.