Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 89e68b686872f118495f928c37197c758a0e729ee91d8f94ad08b0d58b2f134a:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^