Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6e089eba7cc58eb065e6c0ce0fa6b5f45b70c1bb8bc15c0e930bff223caed4a5:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^