Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 07970340cb245b01faa87ec7bf3f78b48a40f7839b3c9b8519bd041eb7c95d3f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^