Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fbea01f39e53b84d454e992d29ec81c33d9e2efe5fa7cecea2ec03e207f64cc2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^