Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9c91719aff44d023494090b3d6b0d59f3f52420c192f410dd9918896cedd9bc0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^