Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 68a95280e69d42fe4b2d3f9f85303683e0ec521b7a640306b155568262e22f8e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^