Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 67cb1649e09debc66773fcbbefff9be27a3906a0d30888681eef3d5c0f3fba92:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^