Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8dcbe6a04e24a6f4956078bef0a1d23dba4035f18f70529cba455ccc96764d4d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^