Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 0b509ac6bb4f10f042f5adcb2ad86b318163951bb8731a5a57018de262dce66e:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^