Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f10a69070549bf7e860c05514e88d373b3db1a5201bb2003b46acc2e7ba91eef:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^