Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4acfc3ebd1c71e3c0177e869fb31ca69bacd670692eeae1a8e35e93906d9fa85:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^