Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c5c49f39a01b8d648a7824ac38174e184108f9a8e83470ed83b15cae42ad76cc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^