Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f767b9c174a2699d4641798c249160ce2a36bb2698a85afcf55fbce7da8944a4:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^