Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a5f6aa71a17589dc01c2b9341f29c219abe680e1882c8185f4f4a06e5fac3eea:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^