Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 13f7d919f4c151f888dfe1403066e3c9ecdc27167d33a4ebce0f18dc8ffcacb4:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^