Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e648cfdc5703a876a70e9d2bde433f5500c7f21223d3953c7405531acdde301:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^