Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d7455eda521b0deb94e048a06520dcf323e8e9d30d788dc2bfbcdbacdc5d302a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^