Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c99cdeded38162ae1d11260e047a849f0a3e702f9a279c1ba6092dad45b4a7ca:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^