Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> bae15ff7d3275d7c2c34292a25c51b8926ed47458700d1b99ad24a578a89ffbe:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^