Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e7b50f7ac04f7e26bd15a238b571d4f07a0c5568137018ad8231864ceb9a78f3:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^