Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 91c1fab0fec72456d719dcb99bcc3651ca8e0ecb9d08a4d4f5d7a3211e735142:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^