Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 699a2cc9ab988e425e71f3455a6fd826088a973bcc8ec1c75090c8bf6d5dfd5b:13:8
   |
13 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^