Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> c93febfbb45d9a72a2b6e3528bf576847bb2737ae989a1a5ca25645bfd5e1b93:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^