Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 470f70176a20da999820790f6aa5f76cfcccb77ccc22758c143b5fb762f99f0d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^