Dan Amir

Research output

Research output per year 1962 1978 1980 1983 1984 1985 2013

• 31 Article
• 6 Conference contribution
• 1 Book
• 1 Chapter
• 1 More
  • 1 Letter

Research output per year

Research output per year

Search results

• 2013

  Skeletons in the closet? On the Chernyakhovsky controversy

  Amir, D., Morozov, B. & Maslov, A. A., Jan 2013, In: Journal of Slavic Military Studies. 26, 1, p. 81-113 33 p.

  Research output: Contribution to journal › Article › peer-review

  • Closet 100%
  • Skeleton 83%
  • Inconsistency 76%
  • Childhood 47%
  • Place of Birth 45%
• 1989

  On Ikebe's criterion

  Amir, D., 1989, In: Rocky Mountain Journal of Mathematics. 19, 1, p. 23-32 10 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Metric Projection 100%
  • Banach space 50%
• 1985

  A quantitative finite-dimensional krivine theorem

  Amir, D. & Milman, V. D., Mar 1985, In: Israel Journal of Mathematics. 50, 1-2, p. 1-12 12 p.

  Research output: Contribution to journal › Article › peer-review

  • Subspace 100%
  • Estimate 65%
  • Theorem 57%

• On Jung’s constant and related constants in normed linear spaces

  Amir, D., May 1985, In: Pacific Journal of Mathematics. 118, 1, p. 1-15 15 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Normed Linear Space 100%
  • Compact Hausdorff Space 38%
  • Uniform Normal Structure 26%
  • Extremally Disconnected 25%
  • Linear Projection 23%
• 1984

  Chebyshev centers in normed spaces

  Amir, D. & Mach, J., Apr 1984, In: Journal of Approximation Theory. 40, 4, p. 364-374 11 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

• The radius ratio and convexity properties in normed linear spaces

  Amir, D. & Franchetti, C., Mar 1984, In: Transactions of the American Mathematical Society. 282, 1, p. 275-291 17 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Normed Linear Space 100%
  • Supremum 82%
  • Convexity 69%
  • Radius 68%
  • Bounded Set 43%

• Uniqueness of best simultaneous approximation and strictly interpolating subspaces

  Amir, D., Mar 1984, In: Journal of Approximation Theory. 40, 3, p. 196-201 6 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Simultaneous Approximation 100%
  • Extreme Points 88%
  • Bounded Set 85%
  • Best Approximation 81%
  • Ball 66%
• 1983

  A note on characterizations of Hilbert spaces

  Amir, D. & Franchetti, C., 1983, In: Bollettino della Unione Matematica Italiana A. 2A, 3, p. 305-309 5 p.

  Research output: Contribution to journal › Article › peer-review

• Relative Chebyshev centers in normed linear spaces, part II

  Amir, D. & Ziegler, Z., Aug 1983, In: Journal of Approximation Theory. 38, 4, p. 293-311 19 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Chebyshev Center 100%
  • Normed Linear Space 76%
  • Structural properties 69%
  • Uniform Convexity 44%
  • Strict Convexity 44%
• 1982

  Existence of chebyshev centers, best //-nets and best compact approximants

  Amir, D., Mach, J. & Saatkamp, K., Jun 1982, In: Transactions of the American Mathematical Society. 271, 2, p. 513-524 12 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Chebyshev Center 100%
  • Compact Set 60%
  • Uniform Convexity 44%
  • Nonexistence 27%
  • Subset 18%
• 1980

  Relative Chebyshev centers in normed linear spaces, I

  Amir, D. & Ziegler, Z., 1980, In: Journal of Approximation Theory. 29, 3, p. 235-252 18 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

• Unconditional and symmetric sets in n-dimensional normed spaces

  Amir, D. & Milman, V. D., Mar 1980, In: Israel Journal of Mathematics. 37, 1-2, p. 3-20 18 p.

  Research output: Contribution to journal › Article › peer-review

  • Normed Space 100%
  • n-dimensional 81%
  • Unit vector 29%
  • Isoperimetric Inequality 28%
  • Product Space 27%
• 1979

  Approximation by certain subspaces in the banach space of continuous vector-valued functions

  Amir, D. & Deutsch, F., Nov 1979, In: Journal of Approximation Theory. 27, 3, p. 254-270 17 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Banach spaces 100%
  • Vector-valued Functions 63%
  • Continuous Function 44%
  • M-ideal 43%
  • Best Approximation 42%

• Expansions of generalized completely convex functions

  Amir, D. & Ziegler, Z., 1979, In: SIAM Journal on Mathematical Analysis. 10, 3, p. 643-654 12 p.

  Research output: Contribution to journal › Article › peer-review
• 1978

  Anothera pproximationt heoretic characterization of inner product spaces

  Amir, D. & Deutsch, F., Aug 1978, In: Proceedings of the American Mathematical Society. 71, 1, p. 99-102 4 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Metric Projection 100%
  • Inner product space 90%
  • Normed Space 76%
  • Subspace 53%
  • If and only if 46%

• Another approximation theoretic characterization of inner product spaces

  Amir, D. & Deutsch, F., 1978, In: Proceedings of the American Mathematical Society. 71, 1, p. 99-102 4 p.

  Research output: Contribution to journal › Article › peer-review

• Chebyshev centers and uniform convexity

  Amir, D., 1978, In: Pacific Journal of Mathematics. 77, 1, p. 1-6 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Chebyshev Center 100%
  • Uniform Convexity 88%
  • Uniformly continuous 29%
  • Subset 21%
  • Uniformly Convex Banach Space 15%

• Korovkin shadows and Korovkin systems in C(S)-spaces

  Amir, D. & Ziegler, Z., 1 Mar 1978, In: Journal of Mathematical Analysis and Applications. 62, 3, p. 640-675 36 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 1976

  Polynomials of extremal L_p-norm on the L_∞-unit sphere

  Amir, D. & Ziegler, Z., Sep 1976, In: Journal of Approximation Theory. 18, 1, p. 86-98 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 1975

  Characterization of generalized convex functions by best L²-approximations

  Amir, D. & Ziegler, Z., Jun 1975, In: Journal of Approximation Theory. 14, 2, p. 115-127 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Generalized Convex Functions 100%
  • Best Approximation 68%
  • Uniform Norm 43%
  • Norm 42%
  • Characterization 36%
• 1973

  On injections and surjections of continuous function spaces

  Amir, D. & Arbel, B., Sep 1973, In: Israel Journal of Mathematics. 15, 3, p. 301-310 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Surjection 100%
  • Spaces of Continuous Functions 93%
  • Injection 91%
  • Quotient Map 38%
  • Linear Extension 34%
• 1972

  Functions with strictly decreasing distances from increasing Tchebycheff subspaces

  Amir, D. & Ziegler, Z., Oct 1972, In: Journal of Approximation Theory. 6, 3, p. 332-344 13 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Strictly 100%
  • Subspace 92%
  • Linear Space 86%
  • Cones 61%
  • Generalized Convexity 57%

• Suns, moons, and quasi-polyhedra

  Amir, D. & Deutsch, F., Sep 1972, In: Journal of Approximation Theory. 6, 2, p. 176-201 26 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 1969

  On generalized absolutely monotone functions

  Amir, D. & Ziegler, Z., Jun 1969, In: Israel Journal of Mathematics. 7, 2, p. 137-146 10 p.

  Research output: Contribution to journal › Article › peer-review

  • Monotone Function 100%
  • Extended Systems 57%
  • Necessary Conditions 51%
  • Sufficient Conditions 43%
  • Half line 40%
• 1968

  Generalized convexity cones and their duals

  Amir, D. & Ziegler, Z., Dec 1968, In: Pacific Journal of Mathematics. 27, 3, p. 425-440 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  • Generalized Convexity 100%
  • Cone 60%
  • Intersection 37%
  • Dual Cone 35%
  • Availability 27%

• The structure of weakly compact sets in Banach spaces

  Amir, D. & Lindenstrauss, J., 1968, In: Annals of Mathematics. 88, p. 35-46 12 p.

  Research output: Contribution to journal › Article › peer-review
• 1965

  On isomorphisms of continuous function spaces

  Amir, D., Dec 1965, In: Israel Journal of Mathematics. 3, 4, p. 205-210 6 p.

  Research output: Contribution to journal › Article › peer-review

  • Spaces of Continuous Functions 100%
  • Isomorphism 68%
  • Homeomorphic 43%
  • Theorem 35%
• 1964

  On projections and simultaneous extensions

  Amir, D., Dec 1964, In: Israel Journal of Mathematics. 2, 4, p. 245-248 4 p.

  Research output: Contribution to journal › Article › peer-review

  • Linear Extension 100%
  • Projection 58%
  • Subspace 56%
  • Norm 48%

• Projections onto continuous function spaces

  Amir, D., 1964, In: Proceedings of the American Mathematical Society. 15, 3, p. 396-402 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access
• 1962

  Continuous functions' spaces with the bounded extension property

  Amir, D., 1962, In: Bull. Res. Council Israel Sect. F. 10F, p. 133-138 6 p.

  Research output: Contribution to journal › Article › peer-review

• Continuous functions' spaces with the separable projection property

  Amir, D., 1962, In: Bull. Res. Council Israel Sect. F. 10F, p. 163-164 2 p.

  Research output: Contribution to journal › Article › peer-review