Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f5474678330d227e41ab0678e75d7131afe58c7cfb5a6132c8a31a6f9f51f3bf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^