Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 252f69684af9e3015bf6286d4ff4e085023d3f6eb86ae8e520f34380cbd9bcf0:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^