Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> d03d4a64d9a7ce8d981cd06eea01165fd272b17cf6288a5c2b9ad546d74d0dc0:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^