Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e4a7e498b296fa8f4cec0b818c7e526f949a27c6440ad582a86eabe80875ffb1:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^