Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 921b49b93ba054360d733ad5875b9e5daf05c8e7f1b07661ec56a6d5fd8915da:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^