Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> e37b0ca67693d82f0c9b55ce1022e7111cbbc487765d2e9070eb9886c65d2d05:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^