Design of a Decentralized Fixed-Income Lending Automated Market Maker Protocol Supporting Arbitrary Maturities

Fuente: arXiv
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Main Author: Ma, Tianyi
Format: Preprint
Published: 2025
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author Ma, Tianyi
author_facet Ma, Tianyi
contents In decentralized finance (DeFi), designing fixed-income lending automated market makers (AMMs) is extremely challenging due to time-related complexities. Moreover, existing protocols only support single-maturity lending. Building upon the BondMM protocol, this paper argues that its mathematical invariants are sufficiently elegant to be generalized to arbitrary maturities. This paper thus propose an improved design, BondMM-A, which supports lending activities of any maturity. By integrating fixed-income instruments of varying maturities into a single smart contract, BondMM-A offers users and liquidity providers (LPs) greater operational freedom and capital efficiency. Experimental results show that BondMM-A performs excellently in terms of interest rate stability and financial robustness.
format Preprint
id arxiv_https___arxiv_org_abs_2512_16080
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Design of a Decentralized Fixed-Income Lending Automated Market Maker Protocol Supporting Arbitrary Maturities
Ma, Tianyi
Cryptography and Security
Trading and Market Microstructure
In decentralized finance (DeFi), designing fixed-income lending automated market makers (AMMs) is extremely challenging due to time-related complexities. Moreover, existing protocols only support single-maturity lending. Building upon the BondMM protocol, this paper argues that its mathematical invariants are sufficiently elegant to be generalized to arbitrary maturities. This paper thus propose an improved design, BondMM-A, which supports lending activities of any maturity. By integrating fixed-income instruments of varying maturities into a single smart contract, BondMM-A offers users and liquidity providers (LPs) greater operational freedom and capital efficiency. Experimental results show that BondMM-A performs excellently in terms of interest rate stability and financial robustness.
title Design of a Decentralized Fixed-Income Lending Automated Market Maker Protocol Supporting Arbitrary Maturities
topic Cryptography and Security
Trading and Market Microstructure
url https://arxiv.org/abs/2512.16080