Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a1c9ace7560b153aa748dccf4ab3cec4b28f4621d059380aa5553dd9a467ae12:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^