Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 6a57e642046af88015a03362d6f0fceae9f5c98f34f1e10c2cfc5ad8a979d72b:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^