Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ed540cc1fdca0c4a48b2465086bfda8df4e156b21f5fb6420a3ef77d780c7d8b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^