Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4e5bb9c4e2ac500692a9f9f4bda017392f711fafb65f9e59388183540016950a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^