Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> a0953bf0bd9cb0befd6efde8e5aa238e5838e76be8fd5331639d62669909f4bc:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^