Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> db63ade6b79b191666604bfab88f2cd1fd7417006e562ce61f348809670afc02:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^