Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cdf389d6615a02f374d4a3cd6aec5a08b96004a3a72db73a85d19838d21b4fad:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^