parameters: (p)
docstring: eqns : eqns COMMA eqn
docstring_summary: eqns : eqns COMMA eqn
docstring_tokens: eqns : eqns COMMA eqn
function: def p_eqns_eqns_comma_eqn(p):
      'eqns : eqns COMMA eqn'
      p[0] = p[1]
      p[0].append(p[3])
function_tokens: def p_eqns_eqns_comma_eqn ( p ) : p [ 0 ] = p [ 1 ] p [ 0 ] . append ( p [ 3 ] )