Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a1c5b93807672f4ba8a6095792bfa7426190b85766b3970607fbe2f54ef5e38f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^