Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e71e288b023289062f45618362a7bc47660ce5f41ef8c74dfcd44eaead3db2ab:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^