Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> ec28884a86381de0c32a2cdba6d94840ff5f1c4a6d81b9df6473093feb05fd71:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^