Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 25fdf6a58beac8cea84f495b601038a2c0b9d45db6ff9b74645a1ceb57d8e216:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^