Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 9761ad729cc467ffc85f22084ef71a6cd3da631e8680c76f4bd471cf06fb1697:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^