Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 18a79cbf27e6c863cf910f457c497d7bd3af2ac63f2698d7bc1fe22c99fa897c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^