Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cb2b5c74595b9f446e401947f1ba5d53c8e27051fd46bc1f840143b3d5d822e0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^