Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c891b795593b85a2a8b90bbf0da7c94e3259d7e0350c1dda9c30eff48c4b5d80:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^