Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 77090f70f041de47900280a21b03689c831f4f057194d05a2defb7ce024e9dac:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^