Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> b932d1d7b90bbe65cd273d0c3ec447ba5a438225756d50e9f7796366948218a1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^