Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b49b3de1e8858249d867782e2803471a8492bdd30c52a6ca69b5cca2d31776c1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^