Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2539047fe959475dd04906bae9fed4f3422c80aad814b19876102e0e645790d4:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^