Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8f0f4ef55dec55f231b845549133a406f833b035e87d9d4fe2357f0d5c4f865d:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^