Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0d5f3f25a333db15d600bf903160c6d2f439dd2449793f5ee14ad7517ef72cbd:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^