Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 8385b2ac1c6beef09fe5bc9e5cfd156ca0f700702f85f284062218a47167cb25:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^