Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6b0d7eb15f84d61bb78bb57645d9a5dfbf4820323fab8f519026d5424d309aef:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^