Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a380e25a45bf77c1ffff88a04eeeb794e710526bed169de8878f1719368e4d4f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^