Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> cc90f002f305f518d8e1cb79152cd922484dacdcdc0183b8b60ad9928ff0d84f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^