Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13791657474c7546682bbf9306730cf403be94d1333b4aa1d9c550de7033d34a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^