Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> f5ca7f68a90c4b313f5f48076f85592d9cf7bacb1a66d8fec29f8ad200b91b37:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^