Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c65813530df3e29eb43418fb8e5977960b628b6db75aa6a2ef0d0cf9d46bac56:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^