Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 765a33d8d088ac72389cf2c79e6b50b43938b5c30423b7a53891da204bed3a2d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^