Proof step

Ore-algebra identity of two definitions

All-n equality of two definitions

Concludes
shift_x_plus_one of veronese_section_2_1 of Triangle of coefficients in expansion of (1+3*x)^n.
Premises
none: a direct theorem check
Theorem
polytool ?
Checked
polytool replayed · Lean not attempted
Technical details
Step id
e-5141c4f646b248d8 · JSON
Operation
All-n equality of two definitions
{
  "operation": "definition_equality"
}
Claims
Certificate
definition_equality, SHA-256 ba8bfcc21c18fabde6f287d43573dea6beaef9b1f82da8093db10bef081464c6, 10,668 bytes (3,005 compressed); download
polytool replayed the certificate when the step was written.