Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dfaea1ea6f285a7af57f94a9516032eb59cdea1b5e691328ddb9f034c9c34f4b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^