Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> aa8e9dcf61fb8851d06533e7ce7286c3f09d324625bd9e7714fdc05be0856dd9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^