Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a1f40a04080cf158620f419b36e89a880bcc33242bc31f6fc64de2b545afa5a7:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^