Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 4b035ddd70c279cea44fb492e8e102b99fbbb162b594cd2b1612ff0eba228b9b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^