Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e9b836180125bd5dca2b9cba5a7ef5a4f85c3132a06ded5b8e5b1d82b5fc811b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^