Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d543dd2e875a071944d89d4b464b69ff4cb7cb88eadad5c8bf8b2592c4840e9:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^