Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 758ffce15d1587c472b39cabe7781a09199e0d5b099323290bef2b1fd6d723f8:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^