Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 30e740989c677eefb2fa881afa8fe08bef034f2abf3621d06ebf3523dd256c07:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^