Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f4a67f961b03f5fb9e251620deb67180b895a64aa4b3e8411c32dbbc691ced5d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^