Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 21aaf1f37c9cae9089b3339914e8cdad51ce7c53546be9be93fb9e293a85a308:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^