Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bb1ba9047bbc9eb635f3a539c1af9a63bf064853f4bc612014bd8b3a740a9f8d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^