Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d30a5689529aed19b08da0876174bdaf74e6b0dc3abc3ea8844590c367de7356:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^