Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> dcb0c1553ced4ea2bc03231c1cd433501900cbb8499cab363d3f58d3cda7dac2:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^