Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 12f1b7380f8299718531e04bf64081aa5733872110889ad1afdc40db0adaa704:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^