Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c081cc2225220bf8d03f6193b02f7262d0c49980b84cd3f6fcd389dc31abd1d2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^