Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 1e6166388383ea57ef56fec0f2d728c300f380dd8bcbfd6586f72c81694ecc4a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^