Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d36e105e0a8ba25be43446aa40deb7f3a4c73c495b61d21cffcb9177f2b39f71:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^