Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> fd18e55fc63d66e32c78cce12b6fc8f395e4787175080af88fdb36b040b1a3ad:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^