Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 5a1b25dbbe71c6e5abd67c17188fad6eeb096d1d63142aea757654dae8698a3c:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^