Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 418d567db318481cf8ec07c0ea2920f47ed4b3e87d5633b86a7b1b088fde073e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^