Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 32e2fb341066db3fb2718a4233e8ffcbe2559b6603e1363e6f527116cadb4a93:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^