Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4267147ba0239a3004a94a4090d37d01923a5094e6b9feb3b74f8e0ffdf95851:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^