Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d972a0afd2c316cbaed580c7a2724f2bf8d8439ff90be25db7c027ff6d4c7409:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^