Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a73738c990a351fdc66dd88726a0c4d1c17cb1b32014b3a61515bd380aaf9c0f:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^